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All Patents in class 74/89.22
Patents 1 - 7 of 7
First set of recordsLast set of records
NumberDatePatenteeTitleType
7,145XJun. 27, 1832I. Van GorderChurnchurns
72,632Dec. 24, 1867D.F. HartfordImprovement in Stringing Bow-Drill Stockshand drills
324,509Aug. 18, 1885E. WinansPower Transmitting Machineryhuman powered apparatus
878,641Feb. 11, 1908V. LandholmLoaderattachments
2,941,249Jun. 21, 1960H.H. RogersMultiple Opening Pressmetalworking presses
3,150,527Sep. 29, 1964G.L. TrandelVariable speed device and adjusting means thereforindustrial machine pulleys and belt drive mechanisms
3,699,473Oct. 17, 1972I.L. PaulDial indicators
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