A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Historical review of last half century and modern development in exchange and apparatus design; development of automatic equipment of Siemens Halske pictured from 1908 to 1927.
Historical review of last half century and modern development in exchange and apparatus design; development of automatic equipment of Siemens Halske pictured from 1908 to 1927.
Modern telephone systems
Moderne Fernsprechanlagen
Thurow, W.H. (author)
1929
6 pages
5 Figs.
Article (Journal)
German
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