European digital cellular telecommunications system (Phase 2). Line identification supplementary services. Stage 3 (GSM 04.81)
STANDARD published on 1.3.1996
Designation standards: ČSN ETS 300565
Classification mark: 872631
Catalog number: 19314
Publication date standards: 1.3.1996
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN