Remote control system that uses bottled nitrogen as a power source operates infrequently used railroad switches. This system is economical and maintenance free.


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    Title :

    Economical and maintenance-free gas system operates railroad switches


    Contributors:

    Publication date :

    1966-03-01


    Type of media :

    Miscellaneous


    Type of material :

    No indication


    Language :

    English


    Keywords :


    Economical railroad construction

    Gordon, Robert | Engineering Index Backfile | 1886


    Economical railroad construction

    Engineering Index Backfile


    Economical railroad construction

    Gordon, Robert | Engineering Index Backfile


    Railroad signals and switches

    Hobart, James F. | Engineering Index Backfile | 1892


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    YANO KOJIN / OHHIRA NORIFUMI / HIRANO KIICHI | European Patent Office | 2025

    Free access