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All Patents of Type: track and switches
Patents 1 - 11 of 11
First set of recordsLast set of records
GB-181,604,067Sep. 30, 1816W. Losh, G. StephensonFacilitating the conveyance of carriages, goods and materials along rail ways, by certain inventions and improvements in the construction of the machine, carriages, carriage wheels, and rail waysrailroad cars and carriages
RX-23Aug. 26, 1840J. StimpsonImprovement in the mode of Forming and Using Cast or Wought Iron Plates or Rails for Railroad-Carriage Wheels to run upontrack and switches
CS-7Aug. 07, 1861J.M. WaldenSwitch for Railroadstrack and switches
CS-37Oct. 24, 1861H.S. BloodSwitches and Turntables for Horse Railroadstrack and switches
75,741Mar. 24, 1868G.L. Du Laney, J.A. KaufmanImprovement in railroad-switchestrack and switches
125,650Apr. 09, 1872J.A. WoodburyImprovement in Tempering Steel Railrod Railstrack and switches
225,633Mar. 16, 1880J. NesbittElectric railway-semaphoretrack and switches
CA-11,202Apr. 29, 1880J. NesbittImprovements on railway semaphorestrack and switches
590,948Sep. 28, 1897A.G. LawrenceAutomatic railroad-switchtrack and switches
802,119Oct. 17, 1905F. SchraudnerOverhead-railway switchtrack and switches
1,089,704Mar. 10, 1914I.E. HindmanRail-fasteningtrack and switches
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