1–8 of 8 hits
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    Electromechanical drive DELKA and its comparison with standard diesel electric drive

    Klima, V. | Engineering Index Backfile | 1949

    Telephone installation on aircraft-carrying cruiser gotland

    Soederstroem, V. | Engineering Index Backfile | 1935

    History of electric locking of railroad signals

    Spencer, V. | Engineering Index Backfile | 1896

    Elektrisches Vulkanisieren

    Paschkis, V. | Engineering Index Backfile | 1932

    Seeing with polarized headlamps

    Roper, V. / Scott, K.D. | Engineering Index Backfile | 1941

    Reflectorized bulb improves crossing signal

    Lindberg, V. / McNabb, J.L. | Engineering Index Backfile | 1967