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All Patents in class 81/63.1
Patents 1 - 15 of 40
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NumberDatePatenteeTitleType
252,300Jan. 10, 1882J.W. WomelsdorffRatchet Wrenchratchet wrenches
282,462Jul. 31, 1883B.F. LancasterRatchet Wrenchratchet wrenches
300,604Jun. 17, 1884W.C. HartmannDie Stocktap wrenches and die stocks
300,771Jun. 24, 1884J.S. FrayBit-stock
309,902Dec. 30, 1884J. WatsonBit-stock
328,649Oct. 20, 1885J. ChantrellBit-brace
384,865Jun. 19, 1888H.N. ParkerPawl and ratchet coupling for bit-braces, etc.
395,865Jan. 08, 1889C.E. AbramsRatchet Wrenchratchet wrenches
466,564Jan. 05, 1892S.E. HallWrenchratchet wrenches
478,248Jul. 05, 1892O.R. AldenBit-stock
538,525Apr. 30, 1895A.W. KleinfeldtRatchet Wrenchratchet wrenches
541,130Jun. 18, 1895W.B. SwanRatchet Screwdriverratcheting screwdrivers
584,111Jun. 08, 1897R.C. EllrichWrenchscrew adjust wrenches
593,157Nov. 02, 1897Z.T. FurbishRatchet mechanismspiral screwdrivers
597,043Jan. 11, 1898E.C. WebsterRatchet Wrenchratchet wrenches
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