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All Patents in class 474/187
Patents 1 - 9 of 9
First set of recordsLast set of records
NumberDatePatenteeTitleType
244,126Jul. 12, 1881W.D. HerschelFriction-pulleyindustrial machine pulleys and belt drive mechanisms
271,416Jan. 30, 1883W.W. CareyWood-rim pulleyindustrial machine pulleys and belt drive mechanisms
282,161Jul. 31, 1883W.W. CareyWood-rim pulleyindustrial machine pulleys and belt drive mechanisms
295,999Apr. 01, 1884E.F. GordonSelf-lubricating loose pulleyindustrial machine pulleys and belt drive mechanisms
451,590May 05, 1891R.F. BarkerPulley for band-saw millsband sawmills
575,106Jan. 12, 1897T. CorscadenPulleyindustrial machine pulleys and belt drive mechanisms
615,883Dec. 13, 1898A.W. NelsonLoose Pulley and Means for Attaching Same to Shaftsindustrial machine pulleys and belt drive mechanisms
788,185Apr. 25, 1905R.H. BowenSheet-metal pulleyindustrial machine pulleys and belt drive mechanisms
2,378,643Jun. 19, 1945A.H. LoseyGrinding or polishing machine and contact roll therefor
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