Digital cellular telecommunications system (Phase 2). Mobile radio interface layer 3 supplementary service specification. General aspects (GSM 04.10)
STANDARD published on 1.10.1997
Designation standards: ČSN ETS 300558-ed.2
Classification mark: 872629
Catalog number: 22434
Publication date standards: 1.10.1997
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN