ETSI ETR 201-ed.1

Public Switched Telephone Network (PSTN); Register-recall [CEPT Recommendation T/CS 20-09 E (1980)]

NORM herausgegeben am 15.9.1995

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The information about the standard:

Designation standards: ETSI ETR 201-ed.1
Publication date standards: 15.9.1995
The number of pages: 6
Approximate weight : 18 g (0.04 lbs)
Country: European technical standard
Kategorie: Technische Normen ETSI