Digital cellular telecommunications system (Phase 2) - MultiParty (MPTY) supplementary services - Stage 1 (GSM 02.84)
NORM herausgegeben am 1.5.1997
Designation standards: ČSN ETS 300517-ed.2
Classification mark: 872548
Catalog number: 22071
Publication date standards: 1.5.1997
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN