Revision of specifications for portable a-c ammeter and voltmeter, and for portable d-c voltmeters, ammeters and volt-ammeters; revision of instructions for rectifiers and motor generators, electric lamps, coded d-c track circuits, automatic interlocking, tractive armature d-c relays, insulated rail joints, and for mechanically applied rail head type bonds and track circuit connectors. (Signal Sec)


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    Title :

    Committee V -- Contracts and instructions


    Additional title:

    Assn Am Railroads -- Advance Reports



    Publication date :

    1946


    Size :

    35 pages


    Type of media :

    Report


    Type of material :

    Print


    Language :

    English




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