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Patents Granted on 1931-08-25
Patents 1 - 6 of 6
First set of recordsLast set of records
1,820,154Aug. 25, 1931W.J. PeetsPhonograph driving mechanism
1,820,162Aug. 25, 1931P. SalvatWood working machinewood shapers
1,820,231Aug. 25, 1931F.L. LaneCutter headcutterheads
1,820,294Aug. 25, 1931R.H. AndersonJig sawscrollsaws
1,820,377Aug. 25, 1931E.W. CurtisSanding machinebelt sanders
1,820,677Aug. 25, 1931T.F. RataiczakApparatus for treating foodstuffs
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