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All Patents in class 81/93
Patents 1 - 15 of 22
First set of recordsNext set of recordsLast set of records
94,085Aug. 24, 1869A.B. DavisImprovement in Duplex Wrenchpipe and nut combination wrenches
106,129Aug. 09, 1870A.B. DavisNut-Wrenchpipe and nut combination wrenches
106,467Aug. 16, 1870S. ChapmanWrenchpipe wrenches
120,947Nov. 14, 1871A.B. DavisImprovement in Duplex Wrencheswrench jaw components
145,085Dec. 02, 1873W.C. BemisWrenchespipe and nut combination wrenches
160,946Mar. 16, 1875H. OttoPipe-Wrenchpipe wrenches
220,076Sep. 30, 1879A. JacksonImproved Universal Wrenchwrenches
232,937Oct. 05, 1880G.A. ChapmanPipe Cutter and Wrenchcombination tools
286,561Oct. 09, 1883H.M. Vincent, W.N. SmithWrenchwrench jaw components
317,923May 12, 1885A. CallWrenchpipe and nut combination wrenches
317,924May 12, 1885A. CallWrenchpipe and nut combination wrenches
427,672May 13, 1890H.B. CaryMonkey Wrenchwrench jaw components
449,722Apr. 07, 1891A.C. WhittierWrench for Pipe-Workscrew adjust wrenches
492,199Feb. 21, 1893H. HammondPipe Tongs and Wrenchpipe tongs
501,860Jul. 18, 1893W.S. BemisCombined Pipe and Monkey Wrenchpipe and nut combination wrenches
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