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Patents for John D. Walworth
Patents 1 - 2 of 2
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NumberDatePatenteeTitleType
397,954Feb. 19, 1889G. Pendleton, Jr., W.C. WorthenWrenchpipe wrenches
400,380Mar. 26, 1889G. Pendleton, Jr., W.C. WorthenImprovement in Pipe Wrenchespipe wrenches
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