Electrically driven timepiece with horizontal dial 14 ft in diam, represents what is believed to be first attempt to give time from ground to airplanes while in flight; it is also largest clock yet in operation driven by synchronous electric motors running in step with ac supply mains.


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    Titel :

    Heston air port clock


    Weitere Titelangaben:

    Engineer


    Erschienen in:

    Engineer ; 155 , n 4022


    Erscheinungsdatum :

    1933


    Medientyp :

    Aufsatz (Zeitschrift)


    Format :

    Print


    Sprache :

    Englisch


    Schlagwörter :


    Heston Phoenix

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