| Class 104 | RAILWAYS |
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![[List of Pre Grant Publications for class 104 subclass 2]](../as.gif) | ![[List of Patents for class 104 subclass 2]](../ps.gif) | 2 | TRACK LAYERS |
| | 3 |  Built-up sections |
| | 4 | Portable shifter |
| | 5 | Distributers |
| | 7.1 | Track raising car |
| | 8 | Sluer |
| | 9 | Tie replacer |
| | 10 | Tamper |
| | 15 | Joint welders |
| | 16 | Tie platers |
| | 17.1 | Track rail mounted spike driver |
| | 17.2 | Trail rail mounted rail anchor applicator |
| | 18 | MOVING TRAIN |
| | 22 | BALLOON |
| | 23.1 | FLUID SUPPORTED CAR OR SIMULATED AERIAL VEHICLE |
| | 24 | SAILING DEVICES |
| | 25 | ENDLESS TRAIN |
| | 26.1 | CAR YARD |
| | 27 | TERMINALS AND STATIONS |
| | 32.1 | TRUCK CHANGER |
| | 34 | VEHICLE BATTERY REPLACER |
| | 35 | TURNTABLES |
| | 36 | Actuators |
| | 44 | Automobile |
| | 45 | Portable |
| | 46 | Bearings and pivots |
| | 47 | Locks |
| | 48 | TRANSFER TABLES |
| | 51 | LOCOMOTIVE SHED FIXTURES |
| | 53 | AMUSEMENT |
| | 54 | Gap jumpers |
| | 55 | Loop |
| | 56 | Helical |
| | 58 | Moving-wave track |
| | 59 | Drifting tub |
| | 60 | Racing |
| | 61 | Horse simulation |
| | 62 | Physical training |
| | 63 | Tortuous alinement |
| | 67 | Switchback |
| | 68 | Bowl, cylinder, or globe |
| | 69 | Chutes |
| | 71 | Submarines |
| | 72 | Splasher |
| | 73 | Canals |
| | 74 | Rotary car on truck |
| | 77 | Car in wheel |
| | 79 | Seesaw track |
| | 80 | Seesaw car drive |
| | 81 | Swing car drive |
| | 82 | Passenger jumper |
| | 83 | Illusion vehicles |
| | 84 | Optical illusion |
| | 85 | Physical illusion |
| | 86 | Hydraulic effects |
| | 87 | CABLE AND RIGID COMBINED |
| | 88.01 | SELECTIVE DELIVERY |
| | 89 | SUSPENDED |
| | 90 | Ferry |
| | 91 | Track systems |
| | 92 | Swing boom track |
| | 93 | Single-rail type |
| | 94 | Double inner rail |
| | 95 | Double outer rail |
| | 96 | TROLLEY TRANSFER |
| | 97 | Beef-jack type |
| | 98 | Overhead crane |
| | 99 | Turntable type |
| | 100 | Horizontal end pivot |
| | 101 | Longitudinal pivot |
| | 102 | Sliding shift |
| | 103 | Swing stub |
| | 104 | Split point |
| | 105 | Rigid frog |
| | 106 | TROLLEY RAILS |
| | 112 | CABLE RAILS |
| | 113 | Gravity |
| | 114 | Extensible marine |
| | 115 | Hangers and saddles |
| | 117 | Tension regulators and anchors |
| | 117.1 | With automatic stopping or reversing |
| | 118 | MONORAIL |
| | 122 | DROP PICK UP |
| | 123 | WAY SUSPENSION |
| | 124 | ELEVATED STRUCTURE |
| | 125 | POSTS AND TOWERS |
| | 126 | PORTABLE ELEVATED |
| | 127 | ELEVATORS |
| | 130.01 | SWITCHES |
| | 130.02 | For levitated vehicle |
| | 130.04 | For vertical guide |
| | 130.05 | Having longitudinal pivot axis |
| | 130.06 | Having horizontal sliding shift |
| | 130.07 | Having all stationary track elements |
| | 130.08 | For toothed rail |
| | 130.09 | Having movable track element for slot-guided vehicle |
| | 130.11 | Having flexible element |
| | 133 | DROPPINGS CATCHER |
| | 134 | SLEDWAYS |
| | 137 | TRAVELING TRACK |
| | 138.1 | TUBULAR WAY |
| | 139 | TRUCK IN CONDUIT |
| | 140 | SLOTTED CONDUIT |
| | 281 | MAGNETICALLY SUSPENDED CAR |
| | 282 | Propulsion means employed to suspend car |
| | 283 | By permanent magnets only |
| | 284 | Including means to sense or control car position or attitude with respect to guideway |
| | 285 | With cooling means |
| | 286 | Construction or composition of suspension elements |
| | 287 | CAR-CARRIED PROPULSION SYSTEM |
| | 288 | Electric |
| | 289 |  With regenerative energy means |
| | 290 | Linear motor |
| | 291 |  Suspension between truck and vehicle body |
| | 292 | Propulsion by active guideway; e.g., linear synchronous motor, etc. |
| | 293 | Including means to control gap |
| | 294 | Construction or composition of motor elements |
| | 295 | External car control |
| | 154 | Hydraulic |
| | 155 | Pneumatic |
| | 164 | TILTING TRACK |
| | 165 | TRACTION |
| | 162 | Pusher |
| | 166 | Longitudinal rotary shafts |
| | 167 | Helical |
| | 168 | Transverse live roll |
| | 169 | Reciprocating farm tool |
| | 170 | Truck distribution |
| | 172.1 | Chain |
| | 173.1 | Cable |
| | 173.2 | Ski tow |
| | 174 | Counterbalanced system |
| | 176 | Mule car |
| | 177 | Mail |
| | 178 | Drive and control |
| | 180 | Running and carrying cable |
| | 182 | Clearing-way hangers |
| | 183 | Drum-wind draft |
| | 184 | At switches |
| | 185 | Crossing conduit |
| | 188 | At swing bridges |
| | 189 | Curves |
| | 193 | Draft-cable coupling |
| | 194 | Slot closers |
| | 195 | Slot switches |
| | 196 | Take-ups |
| | 197 | Supporting pulley |
| | 198 | Cable shifters |
| | 199 | Cable lifters |
| | 200 | Cable clips |
| | 202 | Grippers |
| | 203 | Pneumatically operated |
| | 204 | Automatic grip control |
| | 205 |  Trip lever |
| | 207 | Releasable pawl |
| | 208 | Weight-operated jaw |
| | 209 | Spring-pressed jaw |
| | 210 | Screw operated |
| | 211 | Cam operated |
| | 212 | Wedge operated |
| | 213 | Longitudinal buffer |
| | 214 | Laterally movable jaws |
| | 216 | Pivoted and fixed jaws |
| | 217 | Forceps |
| | 218 | Vertically movable jaws |
| | 222 | Wedge |
| | 223 | Screw |
| | 224 | Cam |
| | 225 | V-clips or hooks |
| | 226 | Friction belt |
| | 227 | Overstepping |
| | 229 | Rollers |
| | 235 | Whelp wheel |
| | 236 | Sprocket wheel |
| | 237 | Sprocket belt |
| | 238 | Drive stops on car |
| | 239 | Cable-driving stops |
| | 240 | Cable construction |
| | 241 | SEAT-GUARD CONTROL |
| | 242 | DERAILMENT GUARDS |
| | 243 | Supplemental car wheels and rails |
| | 244 | Inclined wheels |
| | 244.1 | Furrow feelers |
| | 245 | Guide rollers |
| | 248 | Rail-interlocking lugs |
| | 249 | CAR STOPS |
| | 250 | Special track |
| | 252 | Releasable feed |
| | 254 | Bumpers |
| | 257 | Displaceable chock |
| | 258 | Rail-clamp chocks |
| | 259 | Sliding |
| | 260 | Wheel skid |
| | 261 | CAR-ATTACHED DERAILER |
| | 262 | CAR REPLACER |
| | 263 | Car attached |
| | 264 | Special track |
| | 265 | Two-way |
| | 268 | One way |
| | 272 | Articulated extension |
| | 273 | Shifting jack |
| | 274 | Rail clamps |
| | 275 | HOSE BRIDGES |
| | 279 | TRACK CLEARERS |
| | 306 | WITH RUNNING GEAR |
| | 307 | MISCELLANEOUS |
| FOREIGN ART COLLECTIONS | ||
| FOR000 | CLASS-RELATED FOREIGN DOCUMENTS |
| DIGESTS | ||
| | DIG1 | TOY RAILROAD |