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European digital cellular telecommuncations system (phase 1). Mobile radio interface layer 3 supplementary services specification. Formats and coding (GSM 04.80)
STANDARD published on 1.11.1994
Designation standards: ČSN P I-ETS 300027
Classification mark: 872508
Catalog number: 16799
Publication date standards: 1.11.1994
SKU: NS-181889
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
1.11.1994
1.12.1997
1.11.1994
1.12.1997
1.11.1994
1.10.1997
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