ITU-T Q.21 FRENCH PDF

Name:
ITU-T Q.21 FRENCH PDF

Published Date:
11/01/1988

Status:
[ Active ]

Description:

SYSTÈMES RECOMMANDÉS POUR LA SIGNALISATION “HORS BANDE”

Publisher:
International Telecommunication Union-T

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

Edition :	88
File Size :	1 file
Number of Pages :	4
Published :	11/01/1988

History

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