ITU-T U.12 PDF

Name:
ITU-T U.12 PDF

Published Date:
01/01/1993

Status:
[ Active ]

Description:

Terminal and Transit Control Signalling System for Telex and Similar Services on International Circuits (Type D Signalling) - Telegraph Switching Specific Signalling Schemes and Interworking Between Signalling Systems (Study Group IX) 28 pp

Document status:

Active

Format:

Electronic (PDF)

Delivery time:

10 minutes

Delivery time (for Russian version):

200 business days

SKU:

Published Date: 06/01/2002

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