Automatic crossbar on ski chair-lift for facilitating...
Automatic emergency activated railway brakes
Automatic gondola for aerial ropeway, which opens and closes by
Automatic hopper gate locking mechanism
Automatic hopper unloading device
Automatic opening and closing cabin for ropeways
Automatic self-propelled devices for travelling on a track cable
Automatically releasing stabilizer
Automobile tie down assembly
Automobile tie down assembly
Autorack railcar adjustable decking structure and method
Autorack railcar structure
Autorack railcar structure
Autorack railroad car improved bridge plate support structure
Auxiliary drive, full service locomotive tender
Auxiliary railroad wheel lift assembly for road vehicle
Axle box suspension with resilient elements adhered to the movab
Axle control mechanism for rail vehicles
Axle guide
Axle mounted alternator for railroad cars