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Patents Granted on 1925-04-21
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,534,282Apr. 21, 1925G.F. PackardElectric motorinduction motors
1,534,301Apr. 21, 1925P. ConradsonGrinding Machineinternal grinders
1,534,302Apr. 21, 1925K.F. Gallimore, H.E. Kempton, P. ConradsonGrinding Machineinternal grinders
1,534,537Apr. 21, 1925E.S. MillerHolder for Socket Wrench Setswrench set holders
1,534,816Apr. 21, 1925W.L. ThiedemannDental Tool Holderdental tools
1,535,048Apr. 21, 1925W.F. SchumerChucking Mechanism
1,535,080Apr. 21, 1925H.K. SpencerMeans For Controlling Feeding Mechanismssurface grinders
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