We need your consent to use the individual data so that you can see information about your interests, among other things. Click "OK" to give your consent.
Universal Personal Telecommunication (UPT); UPT phase 1: Numbering, dialling and evolution for incall
STANDARD published on 30.10.1994
Designation standards: ETSI ETR 144-ed.1
Publication date standards: 30.10.1994
SKU: NS-311696
The number of pages: 21
Approximate weight : 63 g (0.14 lbs)
Country: European technical standard
Category: Technical standards ETSI
Latest update: 2025-07-09 (Number of items: 2 207 504)
© Copyright 2025 NORMSERVIS s.r.o.