ITU

التزام بتوصيل العالم

Technical and operating characteristics of distress systems in the mobile-satellite service

Report M.761-3 (1990)

Status : Withdrawn

Access : Free Download


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1983637 bytes 1990-01-01 E 70000 
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2307655 bytes 1990-01-01 F 70000 
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2267146 bytes 1990-01-01 S 70000