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Patents Granted on 1942-10-13
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
2,298,492Oct. 13, 1942W.F. LongfieldAutomatic controlling apparatus for strip feeding mechanismmetal punching machines
2,298,567Oct. 13, 1942G.H. Williams, E.W. Ostrom, J. KellyPump Anchoroil well pumps
2,298,723Oct. 13, 1942T.A. RiceSafety collarmolders
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