ČSN ETS 300199 (873551)

Integrated Services Digital Network (ISDN). Call Forwarding Busy (CFB) supplementary service. Service description

NORM herausgegeben am 1.1.1996

Nur das Vorwort ist in der tschechischen Sprache -
Gedruckt (1.20 EUR)

The information about the standard:

Designation standards: ČSN ETS 300199
Classification mark: 873551
Catalog number: 18830
Publication date standards: 1.1.1996
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Kategorie: Technische Normen ČSN