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All Patents in class 409/261
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,315,476Mar. 30, 1943W.L. GroeneBroaching Machinebroaching machines
2,319,451May 18, 1943W.F. Groene, W.R. MeyerGun rifling machinegunsmith
2,408,521Oct. 01, 1946F.J. LapointeBroaching machinebroaching machines
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