72142937
Apr 24, 1962
Aug 13, 1963
FIXED AND VARIABLE SPEED REDUCERS AND INCREASERS, GEARS, GEAR DRIVES, BACKSTOPS, CLUTCHES, [BEARINGS, PILLOW BLOCKS, ] OVERLOAD RELEASE MECHANISMS FOR TRANSMISSIONS, COUPLINGS OF THE RIGID, FLEXIBLE, BRAKEWHEEL, AND CONTROLLED TORQUE TYPES, VIBRATION DAMPENERS AND DETUNERS, WELDMENTS, AND FABRICATED METAL STRUCTURES
Yarns and Threads