|
US2405402A
|
|
Self-locking bolt or nut
|
|
US2170293A
|
|
Setting and indicating device for change speed transmissions
|
|
US2050520A
|
|
Change speed transmission
|
|
US2041046A
|
|
Lathe
|
|
US2118489A
|
|
Lathe
|
|
US2050245A
|
|
Change speed transmission
|
|
US2140983A
|
|
Lubricating device
|
|
US2133078A
|
|
Hair drier
|
|
US2081034A
|
|
Hair and scalp treating apparatus
|
|
US2030097A
|
|
Setting and indicating device for geared lathe headstocks
|
|
US1806042A
|
|
Machine for filling molding flasks
|
|
US1589310A
|
|
Gear-lapping machine
|
|
US1497487A
|
|
Lathe
|
|
US1575252A
|
|
Friction gearing
|
|
US1503115A
|
|
Lathe
|
|
US1414622A
|
|
Power-transmission mechanism
|
|
US1296161A
|
|
Quick-change mechanism.
|
|
US1258870A
|
|
Tail-stock for lathes.
|
|
US919536A
|
|
Chuck.
|
