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All Patents in class 192/70.27
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
561,592Jun. 09, 1896C.H. KnightSawmill set-workssawmill set works
606,634Jun. 28, 1898T.H. Worrall, A. LesperanceFriction-clutchmetalworking power transmission
712,133Oct. 28, 1902F.S. HawkinsClutchindustrial machine clutches
1,192,793Jul. 25, 1916H. MantheyClutchharvesters
1,437,319Nov. 28, 1922A.B. LandisAutomobile clutchmotor vehicles
1,625,738Apr. 19, 1927L.F. NenningerMachine Tool Clutchmilling machines
1,642,642Sep. 13, 1927J.C. CarltonClutch Mechanismradial drill presses
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