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All Patents in class 74/84R
Patents 1 - 4 of 4
First set of recordsLast set of records
8,431XOct. 04, 1834B. ElliottAlternate motion machine for propelling machinery
333,161Dec. 29, 1885F.H. RichardsDevice for Converting Motionindustrial machine mechanisms
524,311Aug. 14, 1894W.A. CornbrooksDrop Hammerdrop hammers
3,153,361Oct. 20, 1964K.C. AllenTicket issuer
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