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All Patents in class 192/94
Patents 1 - 10 of 10
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,557Aug. 13, 1850N. BarlowFriction-clutchindustrial machine clutches
78,961Jun. 16, 1868D. HarringtonFriction-Clutch Pulleyindustrial machine clutches
148,165Mar. 03, 1874A.B. BeanMachinery-Clutchindustrial machine clutches
RE6,215Jan. 12, 1875A.B. BeanMachine-Clutchesindustrial machine clutches
253,175Feb. 07, 1882J.R. BackFriction-clutchmetal lathes
266,761Oct. 31, 1882F. BrownFriction Clutchindustrial machine clutches
286,906Oct. 16, 1883W.A. ClarkeTraction-enginesteam traction engines
655,415Aug. 07, 1900A.C. PessanoShifter for clutches, &c.industrial machine clutches
812,817Feb. 20, 1906J.H. BryanClutch mechanismdrill presses
824,805Jul. 03, 1906E.A. MullerFriction Clutchmetalworking machine mechanisms
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