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Patents for Cresson & Smith
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
73,100Jan. 07, 1868G.W. HubbardImprovement in shaft-couplingindustrial machine shaft couplings
75,273Mar. 10, 1868G.W. Hubbard, S.A. SmithImprovement in grinding-mills
75,307Mar. 10, 1868S.A. SmithImprovement in flour-bolts
80,546Aug. 04, 1868G.W. Hubbard, S.A. SmithImprovement in hangers for shaftingindustrial machine shaft hangers
111,152Jan. 24, 1871S.A. SmithImprovement in couplings for shaftingindustrial machine shaft couplings
111,582Feb. 07, 1871S.A. SmithImprovement in pulleysindustrial machine pulleys and belt drive mechanisms
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