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All Patents of Type: machine governors
Patents 1 - 3 of 3
First set of recordsLast set of records
NumberDatePatenteeTitleType
148,913Mar. 24, 1874M. AndradeGovernorsmachine governors
185,047Dec. 05, 1876J.E. RettigElectric Governor for Motors, Clocks, &c.machine governors
568,517Sep. 29, 1896T.J. ButlerGovernor for Motorsmachine governors
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