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All Patents in class 408/57
Patents 1 - 5 of 5
First set of recordsLast set of records
365,744Jun. 28, 1887J.W. HeyerDrilling-machine
1,017,882Feb. 20, 1912A.B. LandisCutter-headmetal threading machines
1,208,289Dec. 12, 1916F.M. CarrollGun-barrel-drilling machinegunsmith
2,343,632Mar. 07, 1944H.F. BakewellTap constructiontaps and dies
4,679,970Jul. 14, 1987R.T. Woythal, E.R. LohneisHigh speed toolholder for a machining center
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