Closed Conduit Electric Railway

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A railway electrification system supplies electrical energy to railway locomotives and multiple units so that they can operate without having an on board prime mover. There are several different electrification systems in use throughout the world. Railway electrification has many advantages but requires heavy capital expenditure for installation.


Government Printing Office The Official Gazette of the United States Patent Office (Washington, DC: Government Printing Office, 1895)


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