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ITU-T Q.4

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ITU-T Q.4

Automatic switching functions for use in national networks

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$25.00

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Author ITU
Editor ITU
Document type Standard
Format File
ICS 33.040.30 : Switching and signalling systems
Number of pages 8
Year 1980
Document history
Country Switzerland
Keyword CCITT Q.4;ITU-T 4;4