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Patents for Peter L. Weimer
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
10,486Jan. 31, 1854P.L. WeimerSteam Hammersteam hammers
13,608Sep. 25, 1855P.L. WeimerTrip-Hammertrip and helve hammers
16,515Jan. 27, 1857S.P. Francisco, P.L. WeimerSteam Hammersteam hammers
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