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All Patents in class 81/177.7
Patents 16 - 28 of 28
First set of recordsPrevious set of recordsLast set of records
NumberDatePatenteeTitleType
1,597,939Aug. 31, 1926F. WermesConecting Rod Bearing Wrenchautomotive specialty wrenches
1,605,667Nov. 02, 1926J.M. LaflinMultiple-Jaw Wrenchwrench jaw components
1,643,814Sep. 27, 1927J.N. PetersonSocket Wrenchsocket wrenches
2,028,561Jan. 21, 1936E.F. PilgerWrench Handlewrench handle components
2,138,725Nov. 29, 1938E.J. BrouhardDrain Cock Wrenchdrain cock wrenches
2,294,510Sep. 01, 1942R. NakanoHinged Rachet Wrenchratchet wrenches
2,300,479Nov. 03, 1942L.O. WilsonInterchangable Head, Ratchet Type Socket Wrenchratchet wrenches
2,680,985Jun. 15, 1954H.L. FishSplit Wrench with Universally Manipulatable Handlewrench handle components
2,691,316Oct. 12, 1954A.J. BrameBox Ratchet Wrenchratchet wrenches
2,708,855May 24, 1955H.L. FishClosed Ratchet Wrenchratchet wrenches
4,825,734May 02, 1989G.R. Slivon, P.K. SchwalbeVariable Leverage Tool Handletool handles
4,991,470Feb. 12, 1991R.P. SingletonSocket Wrench With Improved Handle
5,280,740Jan. 25, 1994M.L. ErnstFlexible Head Socket Wrenchsocket wrenches
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