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All Patents in class 220/212
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
238,343Mar. 01, 1881W.H. Campbell, E.M. ButlerCombination Wrenchwrench combination tools
2,543,151Feb. 27, 1951H.L. CerniakCombination Plug and Agitator Crankwrench combination tools
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