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All Patents in class 7/168
Patents 1 - 15 of 33
First set of recordsNext set of recordsLast set of records
40,674Nov. 24, 1863C. ChinnockImprovement in Corkscrewspocket and protected cork extractors
50,328Oct. 10, 1865W.G. BonwillImprovement in Screw-Driversscrewdriver blades
122,652Jan. 09, 1872J. RiceBit-bracebraces
136,450Mar. 04, 1873I.F. MurchMultiple Bit Devicedrill bits
146,056Dec. 30, 1873L. FeelyBit-stockbrace chucks
157,102Nov. 24, 1874W.F. PattersonImprovement in Screw-Driversscrewdriver blades
187,600Feb. 20, 1877G. CollinsCombination Countersink, Screwdriver & Gimlet Bitcountersinks
274,042Mar. 13, 1883H.V. SmithConvertible screwdriver and borer
306,539Oct. 14, 1884O.B. ShineCombination Tool Holdercombination tools
326,297Sep. 15, 1885W.B. KennedyCombination-Toolcombination tools
339,456Apr. 06, 1886W.L. ParmeleeScrew Driverscrewdrivers
366,205Jul. 12, 1887W. CronkCombined Screw Driver and Awlscrewdrivers
385,791Jul. 10, 1888F.B. CarpenterCombined Bit, Countersink, and Screw-Drivercombination tools
423,513Mar. 18, 1890J.F. Clarke, A. ClarkeCombination-Toolcombination tools
450,596Apr. 14, 1891O. Konigslow, F. BuckCombination Tool and Holdercombination tools
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