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CA194698A
|
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Tractor
|
|
US1254819A
|
|
Endless automatic track-laying and ground-treading power-operated traction-engine.
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CA152484A
|
|
Oil burning forge
|
|
US1106332A
|
|
Percussive drill.
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CA143605A
|
|
Drill making machine
|
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CA143604A
|
|
Drill sharpening machine
|
|
US1040221A
|
|
Fluid-operated drill-steel-gripping vise for drill-bit-sharpening machines.
|
|
US1078295A
|
|
Die for drill-making machines.
|
|
US1096438A
|
|
Dolly-driving mechanism for drill-sharpening and other machines.
|
|
CA143602A
|
|
Fluid operated drill sharpening machine
|
|
CA143603A
|
|
Drill making machine
|
|
US1096437A
|
|
Fluid-actuated drill-bit forming, sharpening, and shanking machine.
|
|
US1065061A
|
|
Multiple-function controlling throttle-valve.
|
|
GB191201955A
|
|
Triple Purpose Valve for Drill-bit Sharpening and Forming Machines.
|
|
GB191201945A
|
|
Improvements in and relating to Drill-bit Sharpening and Forming Machines.
|
|
GB191201943A
|
|
Fluid Operated Drill Steel Gripping Vise for Drill-bit Sharpening and Forming Machines.
|
|
CA139259A
|
|
Vice for drill-bit sharpening machines
|
|
CA139258A
|
|
Valve for drill bit sharpening machines
|
|
CA139953A
|
|
Buffing apparatus for engines
|
|
US1096436A
|
|
Fluid-tight swiveling coupling.
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