Digital cellular telecommunications system - Technical realization of supplementary services (GSM 03.11 version 5.0.1)
STANDARD published on 1.7.1998
Designation standards: ČSN ETS 300928-ed.1
Classification mark: 872714
Catalog number: 52548
Publication date standards: 1.7.1998
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN