European digital cellular telecommuncations system (Phase 2). MultiParty (MPTY) - supplementary services - stage 1 (GSM 02.84)
STANDARD published on 1.11.1995
Designation standards: ČSN ETS 300517
Classification mark: 872548
Catalog number: 18562
Publication date standards: 1.11.1995
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN