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All Patents in class 192/99A
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
186,296Jan. 16, 1877A.B. BeanClutchmetalworking power transmission
232,884Oct. 05, 1880J.H. CoxPawl Shifter for Traction Enginespropulsion components
423,333Mar. 11, 1890P. MedartFriction Clutchfriction clutches
683,647Oct. 01, 1901G.C. Hinkley, H.P. ClaussenFriction-clutchindustrial machine clutches
712,575Nov. 04, 1902M.F. McMahonFriction-clutchindustrial machine clutches
808,975Jan. 02, 1906H.G. DittbennerFriction-clutchmetalworking power transmission
851,956Apr. 30, 1907M.F. McMahonFriction-clutch for automobiles and other purposesmotor vehicles
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