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All Patents in class 192/131R
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
1,047,349Dec. 17, 1912H.C. WalshSafety device for die-presses and analogous machinespunch presses
1,531,490Mar. 31, 1925W.I. Seymour, G.P. MacreadyPneumatic drop hammerdrop hammers
1,715,180May 28, 1929E.W. ZehSafety control for power pressespunch presses
1,722,506Jul. 30, 1929H.G. SahlinDrop hammerdrop hammers
1,845,428Feb. 16, 1932E.R. LlewellynScrew Thread Lockmetalworking machine mechanisms
2,404,980Jul. 30, 1946E.A. Munschauer, Jr.Machine control meansmetal shearing machines
2,639,796May 26, 1953R.W. DeanMachine control meansmetalworking machine mechanisms
3,019,878Feb. 06, 1962E.A. Munschauer, Jr.Power press control meanspunch presses
3,791,496Feb. 12, 1974H.R. EmrickDual control adapter for press
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