CEPT - T/SF 31-03 E
Teleservices to Be Provided by Integrated Services Digital Network (ISDN)
active, Most Current
| Organization: | CEPT |
| Publication Date: | 1 January 1989 |
| Status: | active |
| Page Count: | 20 |
Document History
T/SF 31-03 E
January 1, 1989
Teleservices to Be Provided by Integrated Services Digital Network (ISDN)
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