Transatlantic telephony - the technical problem : an outline of the enginnering problems involved in developing the transatlantic radio trunk connecting american and european telephone systems /
| Hlavní autor: | |
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| Korporace: | |
| Typ dokumentu: | Kniha |
| Jazyk: |
angličtina |
| Vydavatel: |
New York :
American Telephone and Telegraph Company,
1928.
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| Edice: |
Bell Telephone Laboratories ;
B-307 |