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The document defines the minimum man-machine interface for use to gain access to and control of supplementary services within public telecommunications networks.
| Author | DIN |
|---|---|
| Editor | DIN |
| Document type | Standard |
| Format | File |
| ICS | 33.020 : Telecommunications in general
|
| Number of pages | 53 |
| Cross references | ETS 300738 (1997-06), IDT |
| Year | 1990 |
| Document history | |
| Country | Germany |
| Keyword | 300738 |