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ITU-T R.20

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ITU-T R.20

Telegraph modem for subscriber lines

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$12.50

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$25.00

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Author ITU
Editor ITU
Document type Standard
Format File
ICS 33.020 : Telecommunications in general
Number of pages 5
Year 1980
Document history
Country Switzerland
Keyword CCITT R.20;ITU-T 20;20