Index to the US Patent Classification

Index to the US Patent Classification

What follows is part of the Index to the US Manual of Classifications for patents. As you scroll through the list and encounter a class/subclass of interest, you can jump back to the top and retreive patent titles by entering the class/subclass in the box below.


Enter a class/subclass code here to get a list of patent titles. Use any of the following forms:
363-131 121-55A 14-.5
that is, no embedded spaces, class and subclass seperated by a dash, and any subclass letters capitalized. Currently Design Patent titles (those in the classes of the form Dxx.yy) are not retreivable.

Enter class/subclass code:


STICK
  CANDY DESIGN ......................D01/127
  CANDY STICK PER SE ................426/294
  CANE OR UMBRELLA TYPE .............135/65+
     DESIGN .........................D03/5+
  CONFECTIONS .......................426/134+
     MANUFACTURING ..................425/110+
  EDIBLE STICK OR STRIP FORM ........D01
  HANDLER ...........................294/87.11
  INEDIBLE HOLDER FOR FOOD ..........D01/105
  INSERTER ..........................227
  LAMINATING ........................156
  LAUNDRY ...........................294/23.5
  LOOM PICKER .......................139/157
  MATCH .............................44/511+
  MEAT SUPPORTING ...................452/186
  MOUNTAIN CLIMBING .................482/51+
  SKATERS ...........................280/826
  SKEIN OR HANK SUPPORTING FOR
     WASHING ........................68/147+
     TRICKLER AND SPRINKLER .........68/206
  TOBACCO SUPPORTING ................294/5.5
     TYPESETTING ....................276/38+

STICKPIN ............................ D11/47
  HAT PIN ...........................D11/207

STIFFENED FABRICS
  COATED OR IMPREGNATED .............428/245+

STIFFENER
  APPAREL ...........................2/255+
     COLLAR ETC MAKING ..............223/4
     MAKING .........................223/27
     SHOE COUNTER ...................36/68
     SHOE SHANKS ....................36/76.R
     SHOE TOE AND HEEL TYPE MACHINES 12/61.R+
     SHOE UPPER METALLIC SEAM .......36/58
  RAILWAY RAIL JOINT
     BASE PLATE .....................238/213
     CHAIR BASE .....................238/189


STILLS (SEE DISTILLATION) ........... 202
  CHEMICAL APPARATUS COMBINED .......422/189+
  MINERAL OILS ......................196/98+
  REFRIGERATION SYSTEM COMBINED .....62

STILTS .............................. 482/75+
  BODY ATTACHED .....................623/28+
  CERAMIC ...........................432/258+
  DESIGN ............................D21/72

STIPPLING
  METAL FORGING .....................72/76
  PROCESSES .........................427/256+
  ROLL ..............................492

STIRLING CYCLE ...................... 60/517+
  REFRIGERATION .....................62/6

STIRRER (SEE AGITATOR) .............. 366/343
  CHAIN-TYPE ........................366/607*
  DISPENSING
     DISCHARGE ASSISTANT COMBINED ...222/226+
     DISCHARGE ASSISTANT TYPE .......222/251+
     JARRING OR VIBRATING ...........222/196+
     STATIONARY .....................222/459
     TRAP CHAMBER TYPE DISCHARGE
       ASSISTANT ....................222/216+
  DRIER STATIONARY RECEPTACLE .......34/179+
  GAS AGITATION .....................222/195
  HEATING ETC GAS GENERATOR FUEL ....48/85.2
  HEATING FURNACES WITH .............432/139+
  HOPS ..............................366/343
  LIQUID PURIFICATION
     CENTRIFUGAL FILTER ROTARY ......210/380.1+
     LOOSE MATERIAL FILTER CLEANING .210/269+
  MINERAL OIL VAPORIZING PROCESS ....208/146
  SMOKING DEVICES WITH ..............131/184.1
  TEDDER TYPE .......................56/370+


STIRRUP
  CONNECTION OR JOINT ...............403/232.1
  HARNESS ...........................54/47+
     DESIGN .........................D30/142
  RAILWAY COUPLING ..................213/199
  SADDLE ............................54/47+
  TEXTILE DRAWING PRESSURE DEVICE ...19/266

STITCHING SEE SEWING
  BLIND STITCH GUIDES ...............112/140
  BLIND STITCH METHODS AND SEAMS ....112/267.1+
  BRUSHES WIREBOUND AND .............15/189
  EMBROIDERING MACHINES .............112/78+
     HEMSTITCHING ...................112/81+
     HORIZONTAL NEEDLE STITCH
       FORMING ......................112/93+
  KNITTING TEXTILES .................66
  LEATHER SEWING ....................112/28+
  SEWING MACHINE MECHANISM ..........112/154+
  SHEET MATERIAL ASSOCIATING AND ....270/53
     FOLDING COMBINED ...............270/37+
  SHOE SOLE
     HEMP SOLE ......................112/121.21
     IMITATION STITCH ...............12/32
     LEATHER SEWING .................112/28+
     REMOVERS .......................12/39.3
     STITCH SEPARATING AND INDENTING 12/32+
     STITCHED ARTICLE ...............36/18+
  STAPLING ..........................227
  STITCH CONTROL ....................112/121.13
  STITCH MARKING ....................112/121.25
  TEXTILE PROCESSES WITH ............28/140+
  TRIMMERS COMBINED .................112/122.1


STOCK (SEE BLANKS)
  ANCHORS ...........................114/301
  ANIMAL HUSBANDRY ..................119
  ANIMAL RESTRAINING ................119/729+
  DIE ...............................408/120+
  FIREARM ...........................42/71.1+
  LATHE HEADSTOCKS ..................82/142+
  LATHE TAILSTOCKS ..................82/148
  LIVE CARE AND HANDLING ............119
     RAILROAD SPRINKLER STOCK ALARM .239/173
     TIME CONTROLLED FEEDER .........119/51.11
     VEHICLE BODY ...................296/12+
  MAGNETIC ..........................148/300+
  MATERIAL ..........................428
     LABEL AND TAG INDICATORS .......283/81
     RADIATION BARRIER ..............250/505.1
     TREATED METAL ..................148/400+
  METAL-TO-METAL LAMINATE ...........428/615+
  MILLING MACHINE TAILSTOCKS ........409/242
  QUOTATION
     CHANGEABLE EXHIBITOR ...........40/446+
     ELECTRIC .......................340/825.26+
     INDICATOR TYPE .................116/200+
     PROJECTOR TYPE .................353/46+
     TELEGRAPH BULLETIN .............178/24
     TELEGRAPH PRINTING .............178/23.R+
     TELEGRAPH TICKER TAPE ..........178/34+
  RAILWAY ROLLING ...................105
     TOY ............................446/467
  SAMPLE AND
     CABINET COMPARTMENT ............312/234
     SHOWCASE COMPARTMENTS ..........312/118+
     TRAY ...........................206/557+
  TREATMENT OF PAPER ................162/1+
  WOODWORKING BIT ...................81/28+


STOCKING (SEE HOSE) ................. 2/239+
  BANDAGE TYPE ......................602/62
  CAP ...............................D02/889
  DARNING ...........................66/2
     DESIGN APPLIANCES ..............D03/26
  FORMS .............................223/75+
     PUTTING ON OR REMOVING .........223/112
  HOSE ..............................D02/980+
  KNITTING ..........................66/178.R+
     DESIGN .........................D02/980+
  PANTYHOSE .........................2/409
  PRESSING OR MOLDING ...............223/60
  PROTECTORS SEE PROTECTION .........2/61
     GAITERS AND LEGGINGS ...........36/2.R
     GAITERS AND LEGGINGS DESIGN ....D02/909+
  SEWING
     CUP TYPE FEEDER ................112/18
  SUPPORTERS ........................2/300+
     DESIGN .........................D02/625+
  WEAR SOLE COMBINED ................36/9.R

STOGIES ............................. 131/360+

STOKER (SEE FEEDER, FUEL)
  DESIGN ............................D23/396
  FURNACE ...........................241/600*
  FURNACE CHARGER ...................414/147+
  LOCOMOTIVE BLOWER TYPE ............110/105.5+
  LOCOMOTIVE COAL CRUSHERS ..........241/276
  PROGRESSIVE FEED THROUGH
     COMBUSTION CHAMBER .............110/267+

STOLE, APPAREL DESIGN ............... D02/823+

STOMA RECEPTACLE .................... 604/332+


STONE
  ARTIFICIAL ........................106/600+
     INORGANIC SETTABLE INGREDIENT ..106/638+
  COMPOSITIONS IMPREGNATING .........106/12
  FENCES ............................256/19
  GATHERER ..........................171/63+
  GRINDING PROCESSES ................51/283.R
  JEWELRY USE .......................D11/89+
  PRECIOUS CHANGING COLOR BY
     RADIATION ......................378/38+
  PRINTING SURFACES .................101/453+
  REMOVER ...........................37/303
  WORKING ...........................125
     DESIGN .........................D99/17+
     IN SITU ........................299

STONERS FOR FRUITS ETC .............. 99/547+

STOOL ............................... 108
  CONTOURED .........................297
  DESIGN ............................D06/349+
  FOLDING ...........................108/115+
  KNEELING OR SCRUBBING .............182/230
  MILKING ...........................297/175+
  PADDED ............................297/461
  PIANO DUET ........................297/232+
  PLANAR SURFACE ....................108


STOP
  ACCORDIAN .........................84/376.R
  AIRCRAFT
     BARRIER TYPE ...................244/110.R
  ANIMAL ............................210/131
  BACKSTOP BOWLING ..................473/114
  CAR ...............................104/249+
  DOOR ..............................16/49+
  ELEVATOR LANDING ..................187/32+
  HINGE .............................16/374+
  LADDER ............................182/209+
  LEVER .............................74/526
  LIGHT .............................340/907+
     BRAKE OPERATED SWITCH ..........20/61.67
     PRESSURE OPERATED SWITCH .......20/81.R+
     WIRING SYSTEM ..................315/80
  ORGAN .............................84/85
  SHEAR .............................30/271
  TARGET PROJECTILE STOP COMBINED ...273/404
  VALVE .............................251/284+
  WATCHES ...........................368/101+
  WATCHES ...........................968/834
  WICK ..............................431/301
  WIND INSTRUMENT ...................84/369+
  ZIPPER END ........................24/436+


STOP MECHANISM
  FABRIC AND CORD
     BOBBIN CONE WIND ...............242/28+
     BOBBIN WINDING .................242/36+
     CLOTH FINISHING CUTTING ........26/10.R+
     CLOTH FULLING STOPPING .........26/24
     CORDAGE WINDING ................242/49
     FABRIC MEASURING ...............33/740+
     FABRIC REELING .................242/57
     NUCLEAR REACTION CONTROL .......376/207
     NUCLEAR REACTION CONTROL .......376/227
     PRINTING BED AND CYLINDER ......101/275+
     PRINTING ROTARY PRESS STACK ....101/232+
     SEWING MACHINE .................112/271+
       BOBBIN WINDING ...............242/22
       BUTTONHOLE ...................112/67
       EMBROIDERING .................112/87
     SHEET ASSOCIATING AND FOLDING ..270/46+
     TEXTILE BRAIDING NETTING
       AND LACE MAKING ..............87/18+
     TEXTILE COVERING ...............57/19
     TEXTILE FIBER PREPARATION ......19
     TEXTILE KNITTING ...............66/157+
     TEXTILE SPINNING AND TWISTING ..57/78+
     TEXTILE TWISTING BY COUPLE .....57/61
     TEXTILE WEAVING ................139/336
       WARP ACTIVATED ...............139/349
       WEFT ACTIVATED ...............139/370.1
     THREAD STRETCHING WITH STOPPING 28/242
     WARP PREPARING STOPPING ........28/186+
  MACHINE
     ARTICLE ELEVATOR ...............414/674
     BRAKES .........................188
     CABLE DRUM CONTROL .............254/267+
     DRILL FEED .....................408/5
     DRYING AUTOMATIC CONTROL .......34/55
     ELEVATOR .......................187/28+
     FAN REGULATOR ..................416/170.R
     HOIST TRAVERSING CABLE .........212/86+
     LATHE CARRIAGE .................82/132+
     METAL WORKING ..................72/1+
     MOTOR VEHICLE SAFETY ...........180/271+
     PLANER TOOL FEED ...............409/326+
     POWER DRIVEN CONVEYORS .........198/832+
     POWER STOP CONTROL .............192/116.5+
     PUMP REGULATOR .................417/1+
     PUNCHING MACHINE SHAFT DRIVE ...83/58+
     PUNCHING MACHINE SHAFT DRIVE ...83/69
     PUNCHING MACHINE SHAFT DRIVE ...83/203+
     REGISTER CONTROL ...............235/132.R
     ROTARY CRANE ...................212/149+
     TELEGRAPH CODE RECORDER ........178/95
     TOOL TURRET CARRIAGE ...........29/65
     TYPE CASTING ...................199/52+
     TYPE DISTRIBUTING ..............199/43
     TYPEWRITER CARRIAGE ............40/298+
     TYPEWRITER CASE SHIFTS .........40/277+
     TYPEWRITER LINE SPACING ........40/547+
     TYPEWRITER TABULATOR ...........40/294+
     WINDMILL .......................416/14
     WIRE FEEDING FOR WORKING .......72/461

STOP WATCHES ........................ 368/101

STOPCOCK BOXES ...................... 220/3.2+

STOPPER
  BATH AND SINK .....................4/286
  BOTTLE AND JAR ....................215/355+
     BREAKABLE NECK .................215/33+
     DESIGN .........................D09/439
  CLOSURE FOR METAL RECEPTACLE ......220/307
  FLEXIBLE BAG ......................383/96
  FLUE ..............................126/319
  INGOT OR PIG MOLDS ................249/204
  ORDNANCE ..........................89/30
  SHIP OR VESSEL
     CABLE ..........................114/199+
     HAWSE PIPE .....................114/180
     LEAK ...........................114/227+
     PORT ...........................114/174+
  WITH MEASURING DEVICES ............222/424.5+
     TILTABLE .......................222/454+

STOPWATCH ........................... D10/30


STORAGE
  BATTERY ...........................429
     CHARGING AND DISCHARGING .......320/2+
     CONNECTIONS ....................439/754+
     ELECTROLYTE ....................429/189+
     HALF LEAD ......................429
     LEAD ...........................429
     PLATES AND GRIDS ...............429/209+
  BUILDING & DEVICES(SEE GARAGE;SILO) 52
     BALLAST STORAGE FOR AIRCRAFT ...244/94
     BED WITH STOWAGE ...............5/503.1
     BIN WITH POWER DRIVEN
       CONVEYOR .....................198/550.1
     CORDAGE ........................242/47.5
     CRIB WITH STOWAGE ..............5/96
     FIRE ESCAPES ...................182/82+
     FOOD STORAGE RECEPTACLE ........99/467+
     MAGAZINE FOR LABEL PASTING .....156
     MATERIAL HANDLING ..............414/589
       POSITIONING MATERIAL FOR
        BUILDING ERECTION OR REPAIR .414/10+
     PARACHUTE STORAGE ..............244/147+
     PHOTOGRAPHIC PLATE HOLDER ......354/174+
     PORTABLE STORAGE & MEANS FOR
       ERECTING .....................414/919*
     RAMP ...........................52/175
     STORAGE PROVISION ON PASSENGER
       CAR ..........................105/334+
     TABLE LEAF .....................108/86+
     TABLE LEAF TERRACED ............108/93
     VEHICLE TOP ....................296/140+
     VENTILATION OF STORAGE
       STRUCTURE ....................454/173+
     X RAY FILM HOLDERS .............378/167
  CRYOGEN ...........................62/45.1+
  FLOATING VESSEL ...................114/256
  HYDROGEN, ALLOYS FOR ..............420/900*
  RADIO ACTIVE WASTE MATERIAL .......252/633
  SUBMERGED VESSEL ..................114/257
  TANK ..............................D23/202
  UNDERGROUND FLUID .................405/53+

STORE SERVICE ....................... 186
  TROLLEY TYPE LADDERS ..............182/36+
  USING PUNCH CARDS .................186/56

STOREFRONT DESIGN ................... D25/59


STORES .............................. 52/28+
  BAY WINDOWS .......................52/201
  SELF SERVICE ......................52/33
  SHOW WINDOW PANEL .................52/777+
  SHOW WINDOW PANEL .................52/764+
  TOY ...............................446/476

STORM FRONTS
  RAILWAY PASSENGER CARS ............105/353
  VEHICLE BODY ......................296/77.1+
  WINDOW ............................52/202
     SCREEN COMBINATION .............160/90+

STORM WINDOWS ....................... 49/61+

STOVE ............................... 126
  ABSORBER COATING ..................126/907*
  AIR PREHEATING ....................266/138+
  DAMPERS ...........................126/285.R+
     AUTOMATIC ......................236/45
     COMBINED WITH FURNACE FEATURES .110/163
  DESIGN ............................D07/339+
  HANDLE OR KNOB ....................D08/300+
  HEATING
     ELECTRIC .......................392/418+
  ILLUMINATION ......................362/92+
  IMPLEMENTS ........................294/9+
     COMPOUND .......................7/109+
  POLISH ............................106/3+
  STILL COMBINED ....................202/165
  VENTILATORS .......................D23/371+
  WORKING FLUID COMPOSITIONS ........126/678

STOVEPIPE ........................... 126/307.R+
  DESIGN ............................D23/394
  ELBOW BENDING .....................72/307
  HOOD COMBINED .....................126/301+
  THIMBLES ..........................126/314+
  WATER HEATERS .....................126/364+


STRAIGHT JACKETS .................... 128/869+

STRAIGHT LINE MOTIONS ............... 74/103

STRAIGHTEDGE ........................ 33/403+
  DESIGN ............................D10/61+
  LEVELING ..........................33/341+
  ROD JOINT .........................403
  TEARING OR BREAKING ...............225/91

STRAIGHTENING DEVICES
  DECURLING COATED FLAP OF ENVELOPE .493/395+
  GRAIN HARVESTER ...................56/473
  METAL
     AUTOMOBILE FRAME ...............72/705*
     LEVELER ........................72/160+
     STRETCHER ......................72/302
  PAPER WEB .........................162/270+
  SHOE SOLE .........................12/120.5
  TOBACCO TREATMENT .................131/324+
     STEMMING .......................131/315+
  TROUSER LEG .......................2/233
  WIRE ..............................140/147
     CUTTING COMBINED ...............140/139+

STRAIN
  CONNECTOR ELECTRICAL ..............439/296+
  GAUGE .............................33/DIG.13
  RELIEF
     PIPE JOINT .....................285/114+
  RELIEVER ELECTRICAL CORD TERMINAL .439/449+


STRAINER (SEE FILTER; SCREEN; SIFTER)
  BATHS CLOSETS ETC .................4/286+
     SINKS ..........................4/652
  CONCENTRATING EVAPORATOR ..........159/42
  DISPENSER COMBINED ................222/189
  DISPENSING TYPE SPRINKLER ETC .....222/565
  EAVES, TROUGHS ....................52/11
  KITCHEN UTENSIL ...................D07/667
  LIQUID SEPARATION .................210/348+
     DETACHABLE .....................210/473+
     FAUCET ATTACHED ................210/449
  MOLD FOR METAL HAVING .............164/358
  PAPER STUFF .......................210
  PRESS .............................10/130
  SEPARATING YEASTS FERMENTS ETC ....435/287+
  SEPARATORY STILLS .................202/178
  SEWER INLET .......................210/163+
  SEWERAGE TRAP .....................210/435+
  SUPPORT ...........................248/94
  TEXTILE FLUID TREATING APPARATUS ..68
  VEGETABLE ETC COMMINUTOR TYPE .....241
  WELL CASING .......................166/227+


STRAND (SEE FILAMENT; WIRE)
  ADVANCING MATERIAL OF INDETERMINATE226
     LENGTH .........................226
  BRAKES ............................188/65.1+
  DRYING APPARATUS ..................34/148+
  DRYING PROCESSES
     DIVERSE ........................34/18
     GAS CONTACT ....................34/23+
     HEAT ...........................34/41
     VACUUM OR PRESSURE .............34/16
  FEEDER ............................226
  FINISHING APPARATUS ...............28/217+
  FIRE ESCAPE .......................182/189+
     FLOOR OR WALL ATTACHED .........182/100
  JOINING (SEE JOINTS)
     ELECTRIC CONDUCTOR .............156/49
     ROPE SPLICES ...................57/202
     ROPE SPLICING DEVICES ..........57/22+
     TYING ..........................289
  JOINT PACKING .....................277/227+
  LAMINATING ........................156/166
  MAKING ............................28/217+
     BRAIDING .......................87
     CASTING ........................164/418+
     KNITTING .......................66/3+
     SLIVER ASSEMBLING ..............19/157+
     SPINNING OR TWISTING ...........57
     WAXED END ......................57/20
  PACKAGE ...........................206/389+
     WOUND ..........................242/159+
  PACKAGING .........................28/289+
  PLACING OR CABLE HAULING ..........254/134.3R+
  STRUCTURE
     BARBED WIRE ....................256/6+
     CONDUCTORS .....................174/126.1+
     CONDUCTORS INSULATED ...........174/110.R+
     CONDUCTORS SHEATHED ............174/102.R+
     FENCE WIRE .....................256/46
     TEXTILE ........................428/364+
     TEXTILE BRAIDED ................87/8+
     TEXTILE TWISTED ................57/200+
  TEARING OR BREAKING ...............225
  TIRE BEAD GROMMETS ................245/1.5
  WINDING & REELING .................242

STRANGLER
  BRIDLE ............................54/15


STRAP
  ANIMAL SHOE FASTENING .............168/22
  ANTISKID FOR WHEELS ...............152/221+
  APPAREL SUPPORTING ................2/338+
     SPACED HOLDERS .................2/323+
  AUTO FOLDING TOP ..................296/130
  BOOT ..............................36/56
  BUTTON LOOPS ......................24/660
  CLOSURE HOLDING
     WOODEN BOXES ...................217/66+
  CLUTCH ............................192/80+
  END ATTACHING DEVICES .............24/265.R+
  HAND
     CASKET LOWERING ................27/33+
     PACKAGE AND ARTICLE CARRIERS ...294/149+
     RAILWAY CAR ....................105/354
  HARNESS
     BREAST .........................54/58+
     BREECH .........................278/128
     HAME ...........................54/28
     HITCHING .......................54/34
     LOOPS ..........................24/182
  HAT ...............................132/58
  MACHINE ELEMENT ...................74/570+
  MAKING
     BOX STRAPS .....................140/74
     STRAP FINISHING ................69/17
  NUCLEAR REACTOR MODERATOR SUPPORT .376/304
  SAFETY ............................182/3+
  TIGHTENERS ........................24/68.R+
     BALE AND PACKAGE TIES ..........24/19
     PORTABLE, DETACHABLE TENSIONERS 254/199
  TROUSER ...........................24/72
  WEAVING MACHINE
     HARNESSING CONNECTING ..........139/88
     SHUTTLE FLY LUG CONNECTING .....139/153
  WHEEL BRAKE .......................188/77.R
  WRIST WATCH .......................224/164
     END ATTACHING DEVICES ..........24/265.R+

STRATIFYING (SEE SEPARATOR, SOLIDS) . 209

STRAW
  DRINKING ..........................239/33
  DRINKING DEVICE ...................D07/300.2
  HOLDER ............................D07/635
  MATTRESSES ........................5/448+
  STACKS FORMING ....................414/132


STREAMLINED
  AIRCRAFT ..........................244/117.R+
  RAILWAY TRAINS ....................105/1.4

STREET SEE ROADS .................... 404
  CLEANERS AND SWEEPERS
     BRUSHING .......................15/78+
     MACHINERY ......................D32/15+
     WITH AIR BLAST OR SUCTION ......15/300.1+
  FLUSHERS ..........................239/146+
  LANTERN ...........................362/257+
  OILERS ............................239/130
  PAVEMENTS .........................404/17+
  SIGNAL
     MARKER .........................404/9+
     MIRRORS AND REFLECTORS .........404/14
     TRAFFIC ........................116/63.R
  SIGNS .............................40/612
  STREET LIGHT ......................D26/67+
     DESIGN .........................D20/17
  UNDERGROUND ELECTRIC CONDUCTORS ...174/39

STREETCAR ........................... D12/36+
  APPLIANCE .........................D13/128

STRENGTH MEASURING
  BY ACOUSTIC EMISSION ..............73/801
  BY IMPACT OR SHOCK ................73/12.1+
  BY TESTING MODEL OF STRUCTURE .....73/804
  HARDNESS ..........................73/78+
  MUSCULAR ..........................73/379.1+
     COIN CONTROLLED ................194
  OPTICALLY SENSED ..................73/800
  PERIODIC ..........................73/808+
     ALTERNATING TENSION &
       COMPRESSION ..................73/797
  STRESS STRAIN .....................73/788+
  TO CRACKING OF SPECIMEN ...........73/799

STREPTOMYCIN ........................ 536/14


STRESS DISTRIBUTING (SEE EQUALIZING)
  CONDUIT ELECTRIC ..................174/73.1
  INSULATOR ELECTRIC ................174/140.R+
  TESTING ...........................73/760+
  X RAY TUBE ........................378/139


STRETCHERS & STRETCHING  SEE DEFINITION NOTES; TENSION;
 TIGHTENERS .........................254/199+
  BOOT AND SHOEMAKING
     LOOSE UPPER SHAPING ............12/54.1+
     WITH DIVERSE OPERATIONS ........12/52.5
  COATING PROCESS ...................427/171+
  COATING PROCESS COMBINED ..........427/401
  DESIGN ............................D12/128+
  FABRIC
     APPAREL ........................223/52+
     CARPET .........................254/200+
     CARPET .........................294/8.6
     CARPET FASTENER COMBINED .......16/5
     FASTENER APPLIER COMBINED ......227/12
     FRAME, EG CURTAIN STRETCHER ....38/102.1+
     FRAMED PANEL ...................160/378
     HAT SHAPING ....................223/15
     HUNG OR DRAPED .................160/328+
     IRONING TABLE COMBINED .........38/108
     SMOOTHING ......................38/102
     SMOOTHING IMPLEMENTS COMBINED ..38/70
     SMOOTHING MACHINE COMBINED .....38/12+
     WIRE ...........................140/108+
     WORKING COMBINED ...............26/51+
  FENCE INCORPORATED ................256/37+
  FRAMES
     TACK PULLER FOR ................254/18
     TEXTILE SHEETS .................38/102+
  HORSESHOE .........................168/9
  INVALID LIFT
     BOTTOMS AND SLINGS .............5/625+
     FIELD TYPE .....................5/626+
     WHEELED ........................296/20
  LEATHER
     BELT ...........................69/1.5
     FRAME ..........................69/19.1+
     LASTING MACHINE ................12/7+
     LASTING TOOL ...................12/108+
     SHOE SPOT STRETCHERS ...........12/115.2+
     TRANSLATING TOOL ...............69/46
     WORK HOLDER ....................69/19
  METAL CURVING OR STRAIGHTENING ....72/302
  METAL SLITTING AND ................29/6.1
  NECKTIE ...........................223/65
  PELT ..............................69/19.1+
  PUSHING AND PULLING IMPLEMENTS
     OR APPARATUS ...................254/199
  RESILIENT ARTICLE ASSEMBLING ......29/235
  SAW MAKING ........................76/26+
  SCREWS FOR ROPES AND CABLES .......28/240+
     TWISTING COMBINED ..............57/310
  SHIPS SAIL ........................114/109+
  SHOE FORMER .......................12/128.V+
  SKEIN WASHING COMBINED ............68/159
  SPINNING AND TWISTING COMBINED ....57/310
  STRAP .............................24/68.D
  STRETCH FORMING ...................72/295+
  TEXTILE WEB RUNNING LENGTHS .......26/71+
     BIAXIAL ........................26/72+
     HEATER-DRYER AND SPREADER ......26/92
     HEATER-DRYER COMBINED ..........26/106
     ROLLER SPREADER ................26/99+
     SPREADER .......................26/87+
     TUBULAR FABRIC SPREADER ........26/80+
     WEB CONDITION RESPONSIVE
       CONTROL ......................26/74+
  THREAD FINISHING ..................28/240+
     WITH LIQUID TREATING ...........28/246
     WITH STOPPING ..................28/242
  UMBRELLA TENT .....................135/907*
  WIRE SEE NOTES TO .................140/123.5

STRIATED EFFECTS SURFACE TYPE ....... 428/30


STRIKER AND STRIKING
  AMMUNITION FUSE ETC ...............102/272+
  ANIMAL TRAP .......................43/77+
  CLOCKS ............................368/243+
     ELECTRIC .......................368/250+
     ELECTRIC .......................968/583+
     MECHANICAL STRIKING ............968/219+
  COMMINUTING
     HAMMER MILLS ...................241/86+
     HAMMER MILLS ...................241/185.5+
     HAMMER MILLS PLURAL PARALLEL
       ZONES ........................241/138
     HAMMER MILLS PLURAL SERIES
       ZONES ........................241/154
     IMPACT PROCESSES ...............241/27
  DIAPHRAGM HORN WITH ROTARY ........116/143+
  FIXED BELL WITH PIVOTED ...........116/167
  GONG WITH PIVOTED .................116/155+
  LOCK ..............................292/340+
  MECHANISM FOR MUSIC PLAYERS .......84/323+
     PIANO ..........................84/236+
  MOVABLE FIGURE TOYS ...............446/336
  MUSIC INSTRUMENTS
     AUTOMATIC OUTSIDE PLAYERS ......84/111
     PIANO AUXILIARY ................84/224
     PIANO HAMMER ACTIONS ...........84/236+
     PNEUMATIC PIANOS ...............84/54
     RIGID VIBRATORS WITH ...........84/404
     STRINGED WITH ..................84/12
  PUNCHING BAGS .....................482/86+
  RAILWAY DRAFT BLOCK ...............213/58+
  SURFACES FOR MATCHES ..............44/643
     COMPOSITIONS ...................149
  TYPEWRITER
     INDEX WHEEL ....................40/165.1+
     KEY WHEEL ......................40/174+


STRING (SEE CORD; STRAND) ........... 57
  CATGUT ............................84/297.S
     COVERING WITH COPPER OR         57/3
       SILVER WIRE ..................57/3
  DRAW ..............................24/712
  GUT ...............................8/94.11
  INSULATORS ........................174/150
     STRESS DISTRIBUTING COMBINED ...174/141.R
  MUSICAL INSTRUMENT ................84/297.S+
  MUSICAL INSTRUMENT ................984/117
     COVERING WITH WIRE .............57/3
     DESIGN .........................D17/14+
     PIANO ..........................84/199
     TUNING DEVICES .................84/455
  NAIL MANUFACTURE ..................470/122
  NAILERS ...........................227/95+
  PLATE PIANO .......................84/188
     FRAME AND SOUNDING BOARD        84/184
       COMBINED .....................84/184
     FRAME COMBINED .................84/185
     SOUNDING BOARD COMBINED ........84/187
  SHOE ..............................24/715.4+
  TAG ...............................40/662+
     BAND TYPE ......................40/665
  TEAR
     BAG ............................383/206
     BOX ............................229/239
     ENVELOPES ......................229/311+

STRINGED INSTRUMENTS ................ 84
  AUTOMATIC PLAYER PIANOS ...........84/7+
  ELECTRIC PICKUP ...................84/723+

STRINGER (SEE GIRDER)
  RAILWAY ...........................238/24+
     TIE ENDS .......................238/42
  SEED CORN .........................139/19

STRINGING
  ASSEMBLING BY SEE NOTES TO ........29/241
  BEADS .............................29/700+
     APPAREL TRIMMING ...............223/48
  SEWING MACHINE FOR ................112/121.19
  TENNIS RACQUET ....................273/73.R
  TOBACCO ...........................414/26


STRIPING
  BRUSH .............................15/166
     WITH MATERIAL SUPPLY ...........401/193
  COATING
     IMPLEMENT ......................401/48
     MACHINE ........................118
     PROCESSES ......................427/286+
  FABRIC WEAVING ....................139/417

STRIPPER AND STRIPPING
  BERRY .............................56/330
  BOBBIN ............................28/292+
  COATING ...........................118/100+
  COIL ..............................242/81
  COLOR STRIPPING ...................8/102
  COTTON ............................56/33+
  CUTLERY COMBINED ..................30/128+
  ELECTROLYTIC ......................204/146
     APPARATUS COMBINED .............204/193+
  EXPRESSING PRESS CAKE .............10/218
     CLOTH REMOVING .................10/298
  FIBER AND THREAD
     CARDING ........................19/108+
     GUIDES .........................28/222+
  FILE BLANK ........................29/77
  FILLING TUBE ......................141/265
  HARVESTING ........................56/126+
  INSULATION FROM WIRE ..............81/9.4+
  MOLDS AND CASTINGS ................164
     INGOT STRIPPERS ................164/405+
  NAIL STRIPPERS ....................193/38
  OF ELECTROPHOTOGRAPHIC COPY SHEETS 355/315
  OF ELECTROPHOTOGRAPHIC COPY SHEETS 430/256+
  PHOTOGRAPHIC PAPER AND FILMS ......430/256+
  PRICK PUNCH .......................30/368
  PUNCH PRESS .......................83/111
  TUBE OR SHEATH SPLITTER ...........30/90.1+
  VINE AND SEED .....................460/123


STRIPS SEE TAPE
  ADHESIVELY AFFIXING ...............156
     WITH CUTTING ...................156/510+
  APPAREL ...........................2/338+
  BREAKER STRIP .....................152/526
  BUILDING JOINT COVERING ...........52/459+
  BUTTONHOLE ........................2/266
  CARPET FASTENING ..................16/16
  CONTINUOUS BINDING ................281/23
  DISPENSING ........................221/33+
     CONTINUOUS STRIP ...............312/34.1+
     TOWEL ..........................312/34.9+
  FEEDING AND DELIVERING ............226
  GUIDE SEWING MACHINE ..............112/152
  HANDLING (SEE FEEDER; SHEET)
  MANIFOLDING .......................462/25+
     CONTINUOUS FORM STRIP BOOK
       TYPE .........................462/2
     LEAF AND BOOK COMBINED .........462/7
     LEAF COMBINED ..................462/8
  METALLIC ..........................428/544+
     COMPOUND .......................428/615+
     STRIPS OF REPEATED ARTICLES,
       CUT UP LATER .................29/DIG.4
  PAPER .............................281/5+
     LEAVES COMBINED ................281/2
     PRINTED ........................283/62
  PASTERS ...........................156
  PERFORATED TELEGRAPH TAPE .........178/112
  RECORDER RECORD RECEIVER ..........346/136
  RECORDING PAPER ...................346/136
  SERVERS SEE NOTES & DEFINITIONS ...226
  SPIRAL CUTTING ....................83/680
  SUPPORTS ..........................211/45+
     STACKED ........................211/50+
  SWITCHBOARD .......................361/600
     TELEPHONE ......................379/325
  TACK ..............................411/439+
  TAPE APPLIERS SHOE MAKING .........12/59.5
  TEARING OR BREAKING ...............225
  TELEGRAPH TAPE ....................178/111+
  TOWEL SUPPORTS ....................211/16
     LOCKED .........................211/6
  VEHICLE BODY WEAR .................296/41
  WEATHER ...........................49/475.1+
     WINDSHIELD .....................296/93
  WINDING AND REELING ...............242
  WOODCUTTERS FOR STRIPS
     BENCH PLANES ...................30/478+
     SLICERS ........................144/164+
     VENEER LATHE ...................144/215


STROBOSCOPES
  ELECTRIC
     FREQUENCY ......................324/76.39+
     GENERAL ........................324
     PHASE ..........................324/76.77+
  ELECTRIC LAMP SYSTEMS .............315
     CONDENSER DISCHARGE ............315/227.R+
  OPTICAL ...........................356/23+

STROBOSCOPIC LIGHT SYNCHONIZER ...... 356/23+
  CONDENSER SUPPLIED LAMP ...........315/227.R+
  USING ELECTRONIC TUBE FOR          315/208
     TRIGGER ........................315/208
  USING PHOTOCELL ...................315/149+

STROKE REGULATION
  DISPENSER VOLUME VARYING
     PISTON OR FOLLOWER .............222/309
     RELATIVELY MOVABLE ACTUATOR ....222/287
  EXPANSIBLE CHAMBER DEVICE .........92/13
  EXPANSIBLE CHAMBER MOTORS .........91/277+
     PUMP TYPE DISPENSERS ...........222/375
  MECHANICAL MOVEMENT ...............74/20+
  PIANO ACTIONS .....................84/221+
  PUMPS .............................417/212+
     LUBRICATING ....................184/26+
  PUNCHES ...........................83/248
  PUNCHES ...........................83/527+
  ROTARY ............................91/472+

STROLLER (SEE BABY, CARRIAGE) ....... 280/47.38+
  COLLAPSIBLE .......................280/639+
     SEATED OCCUPANT ................280/650
  DESIGN ............................D12/129

STRONTIUM (SEE ALKALI EARTH METAL) .. 75

STROPHANTHIN ........................ 536/6.1


STROPPING DEVICES
  CUTLERY ...........................30/138+
  RAZOR .............................30/35+
  RECIPROCATING TOOL ................51/63
  RECIPROCATING WORK HOLDER .........51/153
  STRUCTURE .........................76/81+
  SURFACE RENEWING ..................51/276
  WORK ROTATING .....................51/155

STRUCTURAL ELEMENTS SEE REINFORCEMENT
  BRAKE BEAMS .......................188/219.1+
  BRIDGE DETAILS ....................14/14+
  FENCE RAIL ........................256/60+
  LAMINATED AND ANALOGUS STRUCTURE
     FLEXIBLE FABRICS ...............428/224+
     GLASS ..........................156/99+
  MAKING
     BEAM OR GIRDER .................29/897.2
     COLUMNAR MEMBER ................29/897.3
     OPENWORK .......................29/897.31
     PANEL ..........................29/897.32
     RAILS ..........................238/122+
     ROLLED FLANGED BARS ............72/221+
     SHEET PILING ...................405/276+
     STATIC STRUCTURAL COMPONENT ....29/897.33
     STOCK SHAPES ...................428/544+
     VEHICULAR ......................29/897.35
  MOLDED IN SITU ....................264/31+
  PIPE ..............................138/177
  RAILWAY TIES ......................238/54+
  STRANDS ...........................57/902*

STRUCTURED BIOCIDES ................. 424/405+

STRUCTURED INSECTICIDES ............. 424/405+

STRUCTURED REPELLANTS ............... 424/405+


STRUT
  AIRCRAFT LANDING ..................244/100.R+
     SPRING .........................267/2+
  AIRCRAFT LIFTING ..................244/37
  FOLDING BED .......................5/139+
  RAILWAY DUMPING CAR DOOR ACTUATOR .105/304
  SCAFFOLD ..........................248/351+
     BUILDING PROPPED ...............182/87
     WINDOW TYPE ....................182/62
  SPRINKLER HEAD COLLAPSING .........169/38+

STRYCHNINE .......................... 546/35