Digital cellular telecommunications system (Phase 2+) - Mobile radio interface layer 3 supplementary services specification - Formats and coding (GSM 04.80 version 5.1.1) (incl. Diskette!!!)
NORM herausgegeben am 1.10.1998
Designation standards: ÖNORM ETS 300950
Note: UNGÜLTIG
Publication date standards: 1.10.1998
The number of pages: 50
Approximate weight : 150 g (0.33 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM