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All Patents in class 474/96
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
412,916Oct. 15, 1889W.H. DodgePulleyindustrial machine pulleys and belt drive mechanisms
422,507Mar. 04, 1890W.H. DodgePulleyindustrial machine pulleys and belt drive mechanisms
437,520Sep. 30, 1890A.P. Sibley, G.O. WareSplit pulleyindustrial machine mechanisms
482,864Sep. 20, 1892C.M. ConradsonSplit wheelindustrial machine pulleys and belt drive mechanisms
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