ČSN EN 300058-1-V1.2.4 (877009)

Integrated Services Digital Network (ISDN) - Call Waiting (CW) supplementary service - Digital Subscriber Signalling System No.one (DSS1) protocol - Part 1: Protocol specification

NORM herausgegeben am 1.7.1999

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

Designation standards: ČSN EN 300058-1-V1.2.4
Classification mark: 877009
Catalog number: 55893
Publication date standards: 1.7.1999
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN