Active
, Modified
Standard
Most Recent
DIN ETS 300056:1992-09
Integrated Services Digital Network (ISDN); Call Waiting (CW) supplementary service; service description; english version ETS 300056:1991
Preview
Summary
ISDN; Dienstmerkmal Anklopfen; Dienstbeschreibung; Englische Fassung ETS 300056:1991
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 09/01/1992 |
| Page Count | 18 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
Modified by
Previous versions
01/09/1992
Active
, Modified
Most Recent
No products.