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All Patents in class 74/63
Patents 1 - 6 of 6
First set of recordsLast set of records
NumberDatePatenteeTitleType
8,880XJun. 12, 1835J. NicoletSteamboats, anti-friction wheelssteamboats
9,203XOct. 27, 1835D. RusselPropelling machinery
9,717XJun. 11, 1836R. PorterHorse Poweranimal powered apparatus
2,522,736Sep. 19, 1950F.G. ZagarParallel motion multiple spindle headmultiple spindle drilling heads
2,875,629Mar. 03, 1959J.E. PoormanAdjustable Off-Center Drill Holder drill press chucks
3,071,990Jan. 08, 1963H.R. UhtenwoldtTransmissionmetalworking power transmission
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