1–20 von 22 Ergebnissen
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    Power recuperation and fluctuations in electric railroad practice

    Kummer, W. | Engineering Index Backfile | 1929

    Three-phase locomotives for the Simplon railway

    Kummer, W. | Engineering Index Backfile | 1909

    The power requirements on future electrification of Swiss railways

    Kummer, W. | Engineering Index Backfile | 1913

    Tramway, trolleybus and autobus

    Kummer, W. | Engineering Index Backfile | 1940

    Frequency of railroad trips of various lengths

    Kummer, W. | Engineering Index Backfile | 1930

    Die federnden Zahnrader der Lotschberg-Lokomotiven, Typ 1-E-l

    Kummer, W. | Engineering Index Backfile | 1916

    The electric railway from Biasca to Acquarossa

    Kummer, W. | Engineering Index Backfile | 1911

    Specific power consumption of mountain railroads

    Kummer, W. | Engineering Index Backfile | 1929