Trolley wires for electric railroads in lignite open-pit mines
Fahrleitungen fuer elektrische Bahnen im Braunkohlentagebau
Braunkohle ; 29 , n 35
1930
8 pages
19 Figs.
Aufsatz (Zeitschrift)
Deutsch
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Voltage drop in trolley wires and rails of electric railroads
Engineering Index Backfile | 1931
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Engineering Index Backfile | 1932
|The love electric conduits for trolley wires
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Relative merits of various trolley wires
Engineering Index Backfile | 1928