European digital cellular telecommunications system (Phase 2) - Mobile radio interface layer 3 - Supplementary services specification - Formats and coding (GSM 04.80)
NORM herausgegeben am 1.6.1995
Designation standards: ÖNORM ETS 300564
Note: UNGÜLTIG
Publication date standards: 1.6.1995
The number of pages: 52
Approximate weight : 156 g (0.34 lbs)
Country: Austrian technische Norm
Kategorie: Technische Normen ÖNORM