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Patents for Fred. B. Dolan
Patents 1 - 2 of 2
First set of recordsLast set of records
NumberDatePatenteeTitleType
341,084May 04, 1886F.E. WhitneyManufacture of Twist-Drillsmaking drills and augers
354,657Dec. 21, 1886L.L. RoweCrimping toolpliers
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