US Patent Class 104-- RAILWAYS-- MAIN HEADINGS

US Patent Class 104
RAILWAYS-- Main Headings

		CLASS NOTES
2	DF	TRACK LAYERS {11}
18	DF	MOVING TRAIN {2}
22	DF	BALLOON
23.1	DF	FLUID SUPPORTED CAR OR SIMULATED AERIAL VEHICLE {1}
24	DF	SAILING DEVICES
25	DF	ENDLESS TRAIN
26.1	DF	CAR YARD {1}
27	DF	TERMINALS AND STATIONS {3}
32.1	DF	TRUCK CHANGER {1}
34	DF	VEHICLE BATTERY REPLACER
35	DF	TURNTABLES {5}
48	DF	TRANSFER TABLES {2}
51	DF	LOCOMOTIVE SHED FIXTURES {1}
53	DF	AMUSEMENT {25}
87	DF	CABLE AND RIGID COMBINED
88.01	DF	SELECTIVE DELIVERY {1}
89	DF	SUSPENDED {6}
96	DF	TROLLEY TRANSFER {9}
106	DF	TROLLEY RAILS {3}
112	DF	CABLE RAILS {5}
118	DF	MONORAIL {3}
122	DF	DROP PICK UP
123	DF	WAY SUSPENSION
124	DF	ELEVATED STRUCTURE
125	DF	POSTS AND TOWERS
126	DF	PORTABLE ELEVATED
127	DF	ELEVATORS {2}
130.01	DF	SWITCHES {8}
133	DF	DROPPINGS CATCHER
134	DF	SLEDWAYS {2}
137	DF	TRAVELING TRACK
138.1	DF	TUBULAR WAY {1}
139	DF	TRUCK IN CONDUIT
140	DF	SLOTTED CONDUIT {4}
281	DF	MAGNETICALLY SUSPENDED CAR {5}
287	DF	CAR-CARRIED PROPULSION SYSTEM {3}
164	DF	TILTING TRACK
165	DF	TRACTION {8}
241	DF	SEAT-GUARD CONTROL
242	DF	DERAILMENT GUARDS {5}
249	DF	CAR STOPS {7}
261	DF	CAR-ATTACHED DERAILER
262	DF	CAR REPLACER {7}
275	DF	HOSE BRIDGES {2}
279	DF	TRACK CLEARERS {1}
306	DF	WITH RUNNING GEAR
307	DF	MISCELLANEOUS
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		DIGEST
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DIG 1	DF	Toy railroad