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All Patents of Type: railroads
Patents 1 - 15 of 25
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NumberDatePatenteeTitleType
189May 08, 1837J. MyersTurnabout for railroadsrailroads
GB-184,410,358Oct. 22, 1844J. Nasmyth, C. MayWorking atmospheric railways; machinery for constructing the apparatus employed thereinrailroads
10,301Dec. 06, 1853L.B. FlandersReplacing cars upon railroad-tracksrailroads
XC-3,207May 22, 1869H. YatesRailway track crossingrailroads
217,592Jul. 15, 1879M.S. DrakeImprovement in gates for railway-crossingsrailroads
278,900Jun. 05, 1883A.H. EmeryBeam-scalescales and balances
278,901Jun. 05, 1883A.H. EmeryBeam-scalescales and balances
278,902Jun. 05, 1883A.H. EmeryPlatform-scalescales and balances
278,903Jun. 05, 1883A.H. EmeryPlatform-scalescales and balances
278,904Jun. 05, 1883A.H. EmeryPlatform-scalescales and balances
278,905Jun. 05, 1883A.H. EmeryPlatform-scalescales and balances
278,906Jun. 05, 1883A.H. EmeryWeighing machineryscales and balances
291,589Jan. 08, 1884E.S. GardnerTraction-rope railwayrailroads
325,309Sep. 01, 1885H.M. Barnhart, E. HuberDevice for loading and unloading carscranes
CA-23,259Jan. 25, 1886B. GallagherRail fastening devicerailroads
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