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DIN ETS 300062:1992-09
Integrated Services Digital Network (ISDN); Direct Dialling In (DDI) supplementary service; service description; english version ETS 300062:1991
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Summary
ISDN; Dienstmerkmal Durchwahl; Dienstbeschreibung; Englische Fassung ETS 300062:1991
Technical characteristics
| Publisher | Deutsche Institut für Normung e.V. (DIN) |
| Publication Date | 09/01/1992 |
| Page Count | 16 |
| EAN | --- |
| ISBN | --- |
| Weight (in grams) | --- |
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