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Patents Granted on 1931-09-01
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,821,113Sep. 01, 1931W.S. NeighbourMounting for rotary miter sawstablesaws
1,821,194Sep. 01, 1931G.R. WilcoxAutomatic screw driverspiral screwdrivers
1,821,436Sep. 01, 1931J.J. HollowayPortable power driven toolhandheld drills
1,821,569Sep. 01, 1931C.B. NelsonSawing-trimming machinetablesaws
1,821,624Sep. 01, 1931A.N. EmmonsSandpapering machinehandheld sanders
1,821,841Sep. 01, 1931G.O. LeopoldSpiral screw driverspiral screwdrivers
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