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All Patents in class 74/101
Patents 1 - 4 of 4
First set of recordsLast set of records
NumberDatePatenteeTitleType
65,143May 28, 1867M.G. WilderMetal Punchmetal punching machines
RE4,448Jun. 27, 1871M.G. WilderImprovement in Punching Pressesmetal punching machines
816,217Mar. 27, 1906J. ChambersThrottle Valvesteam engine valves
1,129,229Feb. 23, 1915W.O. PlattBearing for Oil Well Jacks and Swing Leversoilfield machinery
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