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Digital cellular telecommunications system (Phase 2) - Call Barring (CB) supplementary services - Stage 1:
STANDARD published on 1.5.1997
Designation standards: ČSN ETS 300520-ed.2
Classification mark: 872551
Catalog number: 22030
Publication date standards: 1.5.1997
SKU: NS-171683
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
1.12.1996
1.12.1996
1.12.1996
1.12.1996
1.12.1996
1.12.1996
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