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All Patents in class 192/79
Patents 1 - 8 of 8
First set of recordsLast set of records
NumberDatePatenteeTitleType
29,939Sep. 04, 1860F.A. PrattImprovement in devices for stopping and changing motion
RE2,588Apr. 30, 1867F.A. PrattImprovement in device for stopping and changing motion
93,847Aug. 17, 1869A. WhitcombPlaning Metalsmetal planers
247,763Oct. 04, 1881A. HydeFriction Clutchfriction clutches
316,789Apr. 28, 1885H.B. KeiperDevice for Converting Motionmetalworking machine mechanisms
459,458Sep. 15, 1891P. MedartFriction-clutchfriction clutches
1,064,242Jun. 10, 1913H.D. MurrayFriction Clutchclutches
1,153,635Sep. 14, 1915N. LombardFriction-clutchindustrial machine clutches
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