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All Patents in class 81/94
Patents 1 - 15 of 47
First set of recordsNext set of recordsLast set of records
77,076Apr. 21, 1868I. MorsePipe Wrenchpipe wrenches
79,361Jun. 30, 1868R.H. LeckyImprovement in Pipe Wrench and Cutterpipe wrenches
102,390Apr. 26, 1870G. Macardle, L. FreyImprovement in Pipe and Bolt-Wrenchespipe wrenches
120,641Nov. 07, 1871I.S. HamiltonImprovement in Pipe Wrenchespipe wrenches
132,571Oct. 29, 1872A. GaunttImproved Universal Wrenchpipe wrenches
133,902Dec. 10, 1872T. StonePipe Wrenchpipe wrenches
148,259Mar. 03, 1874H.C. StoufferPipe Wrenchespipe tongs
149,944Apr. 21, 1874W.W. MicksPipe-Wrenches and Cutterspipe wrenches
154,471Aug. 25, 1874C.H. FulmerPipe-Wrenchespipe wrenches
172,365Jan. 18, 1876A.F. Gates, E.H. AdamsPipe-Wrenchself-adjust wrenches
183,485Oct. 24, 1876J. BrewerCombined Wrench and Pipe-Cutterpipe wrenches
291,266Jan. 01, 1884N.W. Vandegrift, F. ArmstrongPipe Wrenchpipe wrenches
293,175Feb. 05, 1884J. JewellPipe Wrenchpipe wrenches
326,906Sep. 22, 1885H. Van Hoevenbergh, J.A. HelvinWire Splicerwork holding
330,835Nov. 17, 1885E.B. JacksonWrenchaxle nut wrenches
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