ETSI ETR 144-ed.1

Universal Personal Telecommunication (UPT); UPT phase 1: Numbering, dialling and evolution for incall

STANDARD published on 30.10.1994

The information about the standard:

Designation standards: ETSI ETR 144-ed.1
Publication date standards: 30.10.1994
The number of pages: 21
Approximate weight : 63 g (0.14 lbs)
Country: European technical standard
Category: Technical standards ETSI