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US1986997A
|
|
Tool head
|
|
US1965015A
|
|
Dual control for shapers
|
|
US1979333A
|
|
Power transmitting apparatus
|
|
US1972373A
|
|
Clutch mechanism for lathe aprons
|
|
US1979443A
|
|
Headstock for lathes
|
|
US2009726A
|
|
Change gear attachment for machines
|
|
US1881750A
|
|
Antifriction bearing mounting
|
|
US1958106A
|
|
Shaper and power transmitting mechanism therefor
|
|
US1853737A
|
|
Power transmitting mechanism for lathes or the like
|
|
US1845428A
|
|
Screw thread lock
|
|
US1815490A
|
|
Follow rest
|
|
US1842035A
|
|
Tailstock
|
|
US1762063A
|
|
Mechanical movement
|
|
US1681412A
|
|
Adjustable machine-table support
|
|
US1762062A
|
|
Unit construction and two-speed driving-gear arrangement for crankshaping machines
|
|
US1624954A
|
|
Bull-gear inclosure for crank-shaping machines
|
|
US1680590A
|
|
Manual-feeding mechanism for machine tools
|
|
US1532798A
|
|
Lathe attachment
|
|
US1563546A
|
|
Electric-motor-driven change-speed device
|
|
US1527247A
|
|
Electric-motor-driven change-speed device
|
