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All Patents in class 29/DIG.54
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,146,193Jul. 13, 1915W.L. MillerFluid-pressure chuck-actuating devicemetal lathe accessories
2,209,939Jul. 30, 1940L.L. SchauerAutomatically controlled gravity oilermetalworking machine lubrication
2,434,750Jan. 20, 1948F.D. Boehmer, K.A. Riedel, O.W. Barker, J.B. Armitage, T. TreckerMachine Toolmilling machines
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