Part that satellite communications can play in improving and extending world-wide network of communications, which now serves mankind, is outlined and various requirements which communication satellites for telephone and teletypewriter transmission must meet; tabulation, compiled by American Telephone and Telegraph of worldwide telephone communications.
Worldwide satellite communications
Astronautics Aerospace Eng
Astronautics and Aerospace Engineering ; 1 , n 8
1963
3 pages
Article (Journal)
English
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