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All Patents in class 81/161
Patents 1 - 15 of 24
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NumberDatePatenteeTitleType
23,857May 03, 1859G.B. PhillipsImprovement in Slide-Wrenches for Turning Gas Pipes and Other Round Articlespipe wrenches
65,679Jun. 11, 1867D.A. KelloggImprovement in Monkey-Wrenchquick adjust wrenches
102,390Apr. 26, 1870G. Macardle, L. FreyImprovement in Pipe and Bolt-Wrenchespipe wrenches
234,994Nov. 30, 1880W.H. LightcapWrenchquick adjust wrenches
294,642Mar. 04, 1884O.A. LeeWrenchpipe and nut combination wrenches
364,765Jun. 14, 1887R.B. MarksImprovements in Screw-Wrenchesscrew adjust wrenches
439,201Oct. 28, 1890F.L. SmithMonkey Wrenchquick adjust wrenches
495,577Apr. 18, 1893J.A. BarkerWrenchquick adjust wrenches
520,392May 22, 1894C. CarlsonWrenchquick adjust wrenches
554,994Feb. 18, 1896W. Holmes, P.D. DyePipe and Nut Wrenchpipe and nut combination wrenches
583,217May 25, 1897R.S. SampleWrenchscrew adjust wrenches
589,166Aug. 31, 1897F.F. De VoeQuick Action Wrenchquick adjust wrenches
589,668Sep. 07, 1897C.M. Tussing, H.S. NobleWrenchpipe and nut combination wrenches
617,998Jan. 17, 1899F.T. VerharenWrenchquick adjust wrenches
629,045Jul. 18, 1899A. McKaigWrenchnut wrenches
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