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All Patents in class 81/143
Patents 1 - 15 of 32
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NumberDatePatenteeTitleType
12,590Mar. 27, 1855L.D. GilmanScrew-Wrenchquick adjust wrenches
14,571Apr. 01, 1856P. McManusWrenchnut wrenches
37,459Jan. 20, 1863N. PorterImprovement in Wrenchesquick adjust wrenches
42,062Mar. 29, 1864J.S. ArthurImproved Sliding Nut for Wrenches and Other Toolsquick adjust wrenches
177,676May 23, 1876E.H. BeachWrenchnut wrenches
231,763Aug. 31, 1880W.C. CoddingtonWrenchquick adjust wrenches
246,487Aug. 30, 1881A.G. FosterWrenchwrench combination tools
305,961Sep. 30, 1884H. ReberImprovement in Monkey-Wrenchesscrew adjust wrenches
323,017Jul. 28, 1885G.S. ArmstrongPipe and Monkey Wrenchpipe and nut combination wrenches
336,262Feb. 16, 1886C.C. RunyanImprovements in Monkey-Wrenchesquick adjust wrenches
355,444Jan. 04, 1887C. FarnerWrenchquick adjust wrenches
425,647Apr. 15, 1890T. YoungWrenchquick adjust wrenches
454,678Jun. 23, 1891M. CumminsWrenchquick adjust wrenches
492,626Feb. 28, 1893F.B. IdeHand Wrenchquick adjust wrenches
513,594Jan. 30, 1894W.A. PapounWrenchquick adjust wrenches
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