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GB134470A
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Improvements in Belt Gearing for Tool Spindles.
|
|
CA191861A
|
|
Grinding machine
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|
US1288998A
|
|
Grinding-machine.
|
|
US1302222A
|
|
Power transmission for grinding and similar machines.
|
|
US1198771A
|
|
Metal-working machine.
|
|
US1250660A
|
|
Lathe.
|
|
US1014773A
|
|
Bottoming device for lathe-chucks.
|
|
US955206A
|
|
Grinding or polishing machine.
|
|
US913767A
|
|
Bearing for grinding apparatus.
|
|
US847440A
|
|
Driving mechanism.
|
|
US825418A
|
|
Ball-bearing.
|
|
US825417A
|
|
Ball-bearing.
|
|
US885296A
|
|
Speed-changing mechanism.
|
|
US774496A
|
|
Mechanism for changing rotary into reciprocating motion.
|
|
US690999A
|
|
Grinding-machine.
|
|
US692033A
|
|
Lathe attachment for cutting spirals.
|
|
CA72792A
|
|
Thread cutting attachment for lathes
|
|
GB190002376A
|
|
Improvements in Ball Turning Machines.
|
|
US652007A
|
|
Grinding-machine.
|
|
CA58036A
|
|
Ball-turning machine
|
