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All Patents in class 74
Patents 16 - 30 of 2353
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NumberDatePatenteeTitleType
7,919XDec. 31, 1833I. BrewsterChurnchurns
7,971XJan. 23, 1834T.W. LafetraLever power
8,106XMar. 25, 1834J.V. WempleHorse power thrashing machineanimal powered apparatus
8,114XMar. 28, 1834Z. AllenMode of operating steam enginessteam engines
8,253XJun. 14, 1834L. MarchandSafety engine or machinery to supersede the use of steamsteam engines
8,264XJun. 17, 1834L.V. Badger, R. WalkerWindlass
8,431XOct. 04, 1834B. ElliottAlternate motion machine for propelling machinery
8,660XFeb. 25, 1835J. Smith, W. SmithManufacturing scoop shovels
8,746XApr. 08, 1835J. BrandonPortable horse poweranimal powered apparatus
8,801XApr. 22, 1835L. AspinwallShives for blocks, friction bushes or boxes
8,843XMay 29, 1835P.C. CurtisPropelling machinery by means of cams and inclined planespumps
8,880XJun. 12, 1835J. NicoletSteamboats, anti-friction wheelssteamboats
9,003XAug. 15, 1835J. TurnerChurnchurns
9,009XAug. 17, 1835C. AngerineChurnchurns
9,051XAug. 27, 1835C. ColemanGearing millsindustrial machine gearing
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