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1–20 von 70 Ergebnissen
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    Toll telephone traffic

    Fowle, Frank F. | Engineering Index Backfile | 1914
    Schlagwörter: Communication

    Rulings for public wireless service in Germany

    Thurn, H. | Engineering Index Backfile | 1913
    Schlagwörter: Communication

    A Hughes printing telegraph of large capacity

    Pierart, J. | Engineering Index Backfile | 1910
    Schlagwörter: Communication

    Wire testing

    Jones, L.M. | Engineering Index Backfile | 1907
    Schlagwörter: Communication

    The first automatic installation

    Engineering Index Backfile | 1918
    Schlagwörter: Communication

    The telautograph as used in railway service

    de Zafra, Carlos | Engineering Index Backfile | 1917
    Schlagwörter: Communication

    Perturbations dues au courant de traction

    Engineering Index Backfile | 1917
    Schlagwörter: Communication

    Wireless development in railway work

    Engineering Index Backfile | 1916
    Schlagwörter: Communication

    Railway telephony in the United States of America

    Marchand, H. | Engineering Index Backfile | 1912
    Schlagwörter: Communication

    Wireless telegraphy as a safeguard in railway service

    Nesper, Eugen | Engineering Index Backfile | 1906
    Schlagwörter: Communication

    Telephoning to a moving train

    Engineering Index Backfile | 1918
    Schlagwörter: Communication

    The naval radio stations of the Panama canal zone

    Crenshaw, R.S. | Engineering Index Backfile | 1916
    Schlagwörter: Communication

    Wireless telegraphy and safety in maritime navigation

    Corteil, Rene´ | Engineering Index Backfile | 1914
    Schlagwörter: Communication

    The telephone and its relation to electric tramways

    Henrion, M. | Engineering Index Backfile | 1910
    Schlagwörter: Communication

    Operating railway selectors without batteries

    Wray, J.G. | Engineering Index Backfile | 1917
    Schlagwörter: Communication

    The application of radiotelegraphy to the air ship

    Kromer, Hugo H. | Engineering Index Backfile | 1914
    Schlagwörter: Communication

    The wireless telegraph installation on the steamer "imperator"

    Thurn, H. | Engineering Index Backfile | 1913
    Schlagwörter: Communication

    Traffic distribution in manual telephone exchanges

    Baumann, J. | Engineering Index Backfile | 1913
    Schlagwörter: Communication

    The two-tone vibrating transmitter and inductive signaling

    Raymond-Barker, Edward | Engineering Index Backfile | 1909
    Schlagwörter: Communication

    Examination of telegraphers for railroad work

    Hope, H.C. | Engineering Index Backfile | 1907
    Schlagwörter: Communication