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Patents Granted on 1930-12-09
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,784,102Dec. 09, 1930E.E. Dreese, J.F. LincolnDynamo Electric Machineelectric generators
1,784,133Dec. 09, 1930A.G. DeckerElectric drive for grinder wheels
1,784,203Dec. 09, 1930H.G. RiceHolder For Socket Wrench Setswrench set holders
1,784,231Dec. 09, 1930F.E. GardnerGrinding machinedisk sanders
1,784,380Dec. 09, 1930W.B. MurdochBit or Drill Holderbrace chucks
1,784,488Dec. 09, 1930N. JenkinsCombination toolcombination cork extractors
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