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All Patents in class 81/DIG.6
Patents 1 - 15 of 40
First set of recordsNext set of recordsLast set of records
121,372Nov. 28, 1871H.A. HyleImprovement in Wrenchespipe wrenches
132,057Oct. 08, 1872O.W. Cutler, T. CooperImprovement in Adjustable Slide-Wrenchesquick adjust wrenches
153,544Jul. 28, 1874H. CutlerImprovement in Carriage-Wrenchesaxle nut wrenches
256,867Apr. 25, 1882J. ThomsonImproved Monkey Wrenchquick adjust wrenches
268,784Dec. 12, 1882B. DonohueWrenchwrench jaw components
284,933Sep. 11, 1883G.W. WilburPipe Tongspipe tongs
291,266Jan. 01, 1884N.W. Vandegrift, F. ArmstrongPipe Wrenchpipe wrenches
322,256Jul. 14, 1885T.J. CampbellWrenchpipe wrenches
331,456Dec. 01, 1885H.F. SohstPipe Tongspipe tongs
341,815May 11, 1886H. NewtonPipe Wrenchself-adjust wrenches
380,735Apr. 10, 1888W.L. TobeyWrenchquick adjust wrenches
419,270Jan. 14, 1890A.A. LowImprovements in Implements For Imparting Rotary Motionpliers
419,854Jan. 21, 1890D.J. HerseyPipe Wrenchpipe wrenches
426,223Apr. 22, 1890F. VirgienPipe Wrenchpipe wrenches
431,236Jul. 01, 1890R.W. SmithMonkey Wrenchnut wrenches
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