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A platform for research: civil engineering, architecture and urbanism
Modern telephone equipment for train despatching service in Prague
Equipment of control despatcher office in Prague; arrangement is made for directional traffic by which all conversation takes place between central office and suboffice and not between sub-offices. See Engineering Index 1929, p. 1553.
Modern telephone equipment for train despatching service in Prague
Equipment of control despatcher office in Prague; arrangement is made for directional traffic by which all conversation takes place between central office and suboffice and not between sub-offices. See Engineering Index 1929, p. 1553.
Modern telephone equipment for train despatching service in Prague
Neuartige Fernsprechanlagen fuer den Zugleitungsdienst in Prag
Weingaertner, F. (author)
Siemens Zeitschrift ; 10
1930
7 pages
8 Figs
Article (Journal)
German
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