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All Patents in class 81/112
Patents 1 - 15 of 60
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NumberDatePatenteeTitleType
24,807Jul. 19, 1859L.S. Hoyt, B.B. BeersWimble or Bit-Stock Wrenchbrace wrenches
88,836Apr. 13, 1869J.S. BirchImprovement in Self-Adjusting Watch-Keysself-adjust wrenches
102,753May 10, 1870J.S. BirchImprovement in Adjustable Watch-Keys
110,789Jan. 03, 1871J.F. RobertsonWrenchwrench jaw components
136,907Mar. 18, 1873S.B. DexterCombined Adjustable Pincers and Grappling Tongspliers
145,710Dec. 16, 1873S.J. WrightBrace-wrenchcombination tools
181,699Aug. 29, 1876T. McDonoughImprovement in Wrenchesquick adjust wrenches
183,901Oct. 31, 1876G.H. BuzzellWrenchbasin wrenches
203,581May 14, 1878J.S. BirchWrenchquick adjust wrenches
205,400Jun. 25, 1878C.M. KnowlesBit-stockbrace chucks
228,860Jun. 15, 1880J.S. BirchHolding-Toolself-adjust wrenches
RE9,310Jul. 20, 1880J.S. BirchImprovement in an Adjustable Holding Device and Watch-Keyself-adjust wrenches
244,685Jul. 19, 1881J.H. StricklerWrenchscrew adjust wrenches
282,605Aug. 07, 1883J.S. BirchWatch Key and Holding Toolsocket wrenches
282,606Aug. 07, 1883J.S. BirchWatch Keyself-adjust wrenches
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