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Patents for Edward G. Parkhurst
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
118,481Aug. 29, 1871E.G. ParkhurstImprovements in Machinery for Feeding Wire to Machinesmetalworking machine mechanisms
231,607Aug. 24, 1880E.G. ParkhurstMachine-gunfirearms
259,040Jun. 06, 1882E.G. ParkhurstAmmunition-box
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