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Patents for Hathorn Foundry & Machine Co.
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
758,361Apr. 25, 1904H.W. HathornPower Hammertrip and helve hammers
CA-89,850Nov. 01, 1904H.W. HathornMarteau Mecaniquetrip and helve hammers
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