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All Patents in class 411/405
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
173,356Feb. 08, 1876T.J. SloanImprovement in Screw-Driversscrewdriver blades
496,844May 09, 1893H.H. BakerSpoke-fasteningbicycles and tricycles
1,075,710Oct. 14, 1913D.S. GoodwinBRISTOwrenches
1,479,124Jan. 01, 1924F.D. WinkleyCounterboring or counterfacing tool
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