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Digital cellular telecommunications system (Phase 2) - General on supplementary services (GSM 02.04)
STANDARD published on 1.8.1997
Designation standards: ČSN ETS 300503-ed.3
Classification mark: 872537
Catalog number: 22321
Publication date standards: 1.8.1997
SKU: NS-171635
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
1.5.1999
1.11.1998
1.11.1998
1.11.1998
1.11.1998
1.11.1998
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