|
US4274231A
|
|
Method and apparatus for dressing a grinding wheel
|
|
US3938492A
|
|
Over the wheel dresser
|
|
US3144795A
|
|
Tool
|
|
US3028771A
|
|
Revolving deep driller
|
|
US2851996A
|
|
Hydraulic control valve for machine tools
|
|
US2869402A
|
|
Deep drilling attachment
|
|
US2709931A
|
|
Deep driller drive
|
|
US2823762A
|
|
Dust collector
|
|
US2770821A
|
|
Lead screw tapping attachment having torque responsive feed nut
|
|
US2701355A
|
|
Stock feeding mechanism indicator device
|
|
US2764767A
|
|
Releasable screw threading tool holder
|
|
US2645952A
|
|
Deep drilling attachment
|
|
US2436950A
|
|
Knurling tool
|
|
US2436975A
|
|
Knurling tool
|
|
US2410494A
|
|
Tool bit fixture
|
|
US2380039A
|
|
Turning tool
|
|
US2242781A
|
|
Grinding machine
|
|
FR857885A
|
|
Improvements to grinding machines
|
|
GB529744A
|
|
Improvements in or relating to grinding or abrading machines
|
|
FR842531A
|
|
Rodoir
|
