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Patents Granted on 1931-03-31
Patents 1 - 10 of 10
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,798,194Mar. 31, 1931J.H. DodgeReversible Ratchet Wrenchratchet wrenches
1,798,206Mar. 31, 1931W.D. JohnsonChip breakerwood planers
1,798,234Mar. 31, 1931H.M. ToppinKey holder for toolshandheld power tool accessories
1,798,457Mar. 31, 1931J.D. ColeDeodorizing unit
1,798,481Mar. 31, 1931N.F. McNaught, E.H. PetersonRatchet leverratchet wrenches
1,798,482Mar. 31, 1931N.F. McNaught, E.H. PetersonRatchet lever
1,798,496Mar. 31, 1931J. ReidLubricating Eccentric Driving Gearslubricators
1,798,512Mar. 31, 1931O.W. YoungWood shaping and finishing machinewood shapers
1,798,570Mar. 31, 1931G.C. WahlFeeder for woodworking machineswoodworking machine stockfeeding mechanisms
1,799,120Mar. 31, 1931C. PhilbrickKnife-clamping device for cutter headscutterheads
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