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All Patents in class 192/82R
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
520,528May 29, 1894E.L. JonesClutchindustrial machine clutches
586,263Jul. 13, 1897T.H. Worrall, A. LesperancePower-shifting device for clutch mechanismsmetalworking power transmission
802,489Oct. 24, 1905H. BaerbalckSpeed-changing devicedrill presses
1,049,957Jan. 07, 1913A.W. WhitcombFriction Clutchfriction clutches
1,347,214Jul. 20, 1920A. DomDrilling-machinedrill presses
1,679,027Jul. 31, 1928A. Meldrum, C. GabrielsonDrilling machinedrill presses
1,781,274Nov. 11, 1930W.C. De RooFeed-control mechanismdrill presses
1,828,540Oct. 20, 1931W.A. MarschkeBuffer or grinder
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