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Patents Granted on 1922-07-__
Patents 1 - 15 of 40
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NumberDatePatenteeTitleType
1,421,485Jul. 04, 1922E.E. JonesCone belt shifterindustrial machine pulleys and belt drive mechanisms
1,421,486Jul. 04, 1922E.R. JonesOperating Device For Valve Grindersvalve grinding tools
1,421,834Jul. 04, 1922J. RossDifferentialinternal combustion traction engines
1,421,921Jul. 04, 1922C.F. DoerrRotary Glass Cutterglass cutters
1,422,058Jul. 04, 1922V. HovanecTool Holderdrilling and boring tool holders
GB-182,367Jul. 06, 1922J.H. MelloyImprovements Relating to Gearing and Machines for Cutting the Samegear making machines
1,422,067Jul. 11, 1922W.A. AbeggSocket Wrenchsocket wrenches
1,422,110Jul. 11, 1922J. LeboviciInterlock circuit protectormotor regulators
1,422,140Jul. 11, 1922W.T. SearsCar-wheel-boring machinecar wheel lathes
1,422,201Jul. 11, 1922M.H. HarterCotter Pin Pullerpliers
1,422,231Jul. 11, 1922J. StanleyCombined Level, Plumb, Square, and Measurelevels
1,422,247Jul. 11, 1922J.C. AlquistTool Holdertool holders
1,422,308Jul. 11, 1922J.A. SchleicherCombined friction and spanner wrenchwrench combination tools
1,422,345Jul. 11, 1922W. DouglasEllipse Drawing Tooltrammels
1,422,411Jul. 11, 1922F.V. BorickScrew driverspiral screwdrivers
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