A platform for research: civil engineering, architecture and urbanism
A platform for research: civil engineering, architecture and urbanism
Pole lines for carrier current telephone
Account of troubles encountered, their causes and measures undertaken to mitigate them.
Pole lines for carrier current telephone
Account of troubles encountered, their causes and measures undertaken to mitigate them.
Pole lines for carrier current telephone
Freileitungen fuer das Traegerfrequenzfernsprechen, HERING
1942
21 pages
Article (Journal)
Unknown
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