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All Patents in class 81/177.1
Patents 1 - 15 of 190
First set of recordsNext set of recordsLast set of records
24,190May 31, 1859J.W. BrewsterWrenchquick adjust wrenches
31,693Mar. 12, 1861G.B. PhillipsImprovements in Wagon-Wrenchesaxle nut wrenches
32,106Apr. 16, 1861G.W. MartinImprovement in Wrencheswrench jaw components
51,465Dec. 12, 1865J.P. LindsayImproved Wrenchnut wrenches
56,996Aug. 07, 1866A. Newton, F. FavroImprovement in Wrenchesnut wrenches
65,489Jun. 04, 1867L. JordanNut Wrenchwrench jaw components
70,923Nov. 12, 1867T.D. VorheesImprovement in Screw-Driversscrewdriver mechanisms
87,715Mar. 09, 1869W.H. SibleImprovement in bit-stockbrace chucks
87,774Mar. 16, 1869H.W. HewetMode of Constructing a Tubular Adjusting Screw-Wrenchnut wrenches
88,623Apr. 06, 1869G.P. GansterImprovement in Wrenchscrew adjust wrenches
97,849Dec. 14, 1869S. ZarleyImprovement in Monkey-Wrenchnut wrenches
103,653May 31, 1870T.C. PuringtonWrenchscrew adjust wrenches
103,975Jun. 07, 1870R.P. ButtlesImprovement in tool-holderstool holders
117,677Aug. 01, 1871D. PfoutsImprovement in File Handles
117,679Aug. 01, 1871G.B. PhillipsImprovement in Wrencheswrenches
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