ČSN ETS 300567-ed.2 (872619)

Digital cellular telecommunications system (Phase 2). Call Waiting (CW) and Call Hold (HOLD) supplementary service. Stage 3 (GSM 04.83)

NORM herausgegeben am 1.8.1997

Nur das Vorwort ist in der tschechischen Sprache -
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The information about the standard:

Designation standards: ČSN ETS 300567-ed.2
Classification mark: 872619
Catalog number: 22326
Publication date standards: 1.8.1997
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN