Marcus, Siegfried

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MARCUS, SIEGFRIED

MARCUS, SIEGFRIED (1831–1898), German inventor, born in Malchin. Marcus joined the Berlin engineering firm of Siemens und Halske in 1848 and worked on the establishment of telegraphic communication between Berlin and Magdeburg. In 1852 he settled in Vienna, where from 1860 he had his own laboratory. In 1864 he patented a petrol-driven automobile. A car he built in 1875 was preserved in the Vienna Industrial Museum. His patents included an electric lamp (1877), telegraphic relays, a microphone, a loudspeaker, electric fuses for submarine mines, and other devices which were developed by others in later years.

bibliography:

Zeitschrift der Oesterreicher Ingenieure und Architekten (1928), 262; Skowronnek, in: Umschau, 35 (1931), 743f.; Postal, in: American Hebrew, 129 (1931), 405, 416.

[Samuel Aaron Miller]