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All Patents of Type: screwdriver handles
Patents 1 - 15 of 74
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NumberDatePatenteeTitleType
11,122Jun. 20, 1854G.W. GriswoldDouble-Ratchet Tool-Handletool holders
20,619Jun. 22, 1858O. BondHandle for Screw-Driversratcheting screwdrivers
35,337May 20, 1862J. ThompsonScrew Driverscrewdrivers
86,724Feb. 09, 1869E.S. BitnerImprovement in Screw Driver Handlesscrewdriver handles
185,486Dec. 19, 1876C.H. BushScrew-Driverscrewdriver handles
188,243Mar. 13, 1877W.D. GoldImprovement in Wrenchesscrewdriver handles
190,459May 08, 1877H. WilkinsonImprovement in Screw-Driver Handlesscrewdriver handles
260,135Jun. 27, 1882J. SwanScrew-Driverscrewdriver handles
265,712Oct. 10, 1882J. SwanScrew-Driverscrewdriver handles
287,809Nov. 06, 1883W. DevereuxScrew-Driverscrewdriver mechanisms
288,560Nov. 13, 1883R.C. EllrichTool Handletool handles
289,056Nov. 27, 1883R.C. Ellrich, G.S. AllenScrewdriverscrewdriver handles
412,277Oct. 08, 1889W.W. LeeHollow Handle For Implementsscrewdriver handles
419,638Jan. 21, 1890F. ChantrellScrew-Driverscrewdriver handles
428,662May 27, 1890M.J. BartlettScrew-Driverscrewdriver handles
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