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All Patents in class 81/174
Patents 1 - 15 of 53
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NumberDatePatenteeTitleType
9,030XAug. 17, 1835S. MerrickImprovement in screw wrenchnut wrenches
RX-38May 17, 1842S. MerrickImprovement in the Screw Wrenchesnut wrenches
RE38May 17, 1842S. MerrickImprovement in Screw Wrenchesnut wrenches
5,707Aug. 15, 1848S. MerrickImproved screw wrenchnut wrenches
RE207Nov. 25, 1851S. MerrickWrenchnut wrenches
11,308Jul. 11, 1854J.C. TerryImproved Screw-Wrenchnut wrenches
23,751Apr. 26, 1859A.D. BriggsImprovement in Screw-Wrenchesscrew adjust wrenches
35,740Jun. 24, 1862G.B. PhillipsImprovements in Wrencheswrench adjustment locks
55,739Jun. 19, 1866G.C. TaftImprovement in Screw-Wrenchesscrew adjust wrenches
56,731Jul. 31, 1866J.F. DodgeImprovement in Wrencheswrench jaw components
68,128Aug. 27, 1867J.A. TalpeyImprovement in Wrenchwrenches
81,442Aug. 25, 1868W.B. WeaverImprovement in Saw Setsaw sets
82,085Sep. 15, 1868L. ChapmanImprovement in Wrenchesnut wrenches
86,138Jan. 26, 1869R.A. CopelandPipe Wrench & Cuttercombination tools
94,107Aug. 24, 1869M. HastingsPipe Wrenchpipe tongs
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