|
US2639868A
|
|
Strip material winding apparatus
|
|
US2654849A
|
|
Electric torque-converter transmission
|
|
US2648502A
|
|
Power winding of strip material
|
|
US2647417A
|
|
Differential gearing power transmission
|
|
US2640375A
|
|
Hydrodynamic gear transmission
|
|
US2628341A
|
|
Electric regulator
|
|
US2518580A
|
|
Arc furnace control
|
|
US2555016A
|
|
Variable-speed power transmission
|
|
US2476266A
|
|
Variable-speed power transmission
|
|
US2576156A
|
|
Fluid type variable-speed power transmission
|
|
US2441606A
|
|
Alternating current controlled power transmission
|
|
US2464275A
|
|
Speed controlled power unit and transmission
|
|
US2453878A
|
|
Automatic steering apparatus
|
|
US2346877A
|
|
Gun rammer
|
|
US2441605A
|
|
Constant speed dynamoelectric power transmission unit
|
|
US2397062A
|
|
Power apparatus for driving loads at variable speeds
|
|
US2445342A
|
|
Constant speed power supplying apparatus
|
|
US2365982A
|
|
Power apparatus for positioning gun turrets
|
|
US2429570A
|
|
Power apparatus for driving loads at constant speed
|
|
US2424200A
|
|
Remotely controlled load moving and positioning system
|
