|
US1021720A
|
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Rotary engine with piston of variable area.
|
|
US900549A
|
|
Operating mechanism for dumping-cars.
|
|
US763185A
|
|
Operating mechanism for dumping-cars.
|
|
US763186A
|
|
Operating mechanism for dumping-cars.
|
|
US755671A
|
|
Operating mechanism for dumping-cars.
|
|
US842152A
|
|
Journal box and lid.
|
|
US746519A
|
|
Dumping-car.
|
|
US732947A
|
|
Car-door.
|
|
US709270A
|
|
Car-door.
|
|
US709269A
|
|
Car-door.
|
|
US685379A
|
|
Car-door.
|
|
US714583A
|
|
Rotary engine.
|
|
US714582A
|
|
Rotary engine.
|
|
US685378A
|
|
Slack-adjuster for brakes.
|
|
US685381A
|
|
Journal-box and lid.
|
|
US685382A
|
|
Dust-guard.
|
|
US685377A
|
|
Slack-adjuster for brakes.
|
|
US685376A
|
|
Car-door.
|
|
US685380A
|
|
Automatic slack-adjusting means for brakes.
|
|
US654896A
|
|
Freight-car.
|
