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    Title :

    Obstruction Detector on a Road-Railway Crossing Using Ultrasonic Wave


    Contributors:
    Miyachi, M. (author)

    Published in:

    Publication date :

    1992-01-01


    Size :

    173 pages



    Type of media :

    Article (Journal)


    Type of material :

    Print


    Language :

    Unknown


    Classification :

    DDC:    625.1



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