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Digital cellular telecommunications system; Line identification supplementary services; Stage 2 (GSM 03.81)
STANDARD published on 15.12.1996
Designation standards: ETSI GTS GSM 03.81-V5.0.0
Publication date standards: 15.12.1996
SKU: NS-314113
The number of pages: 33
Approximate weight : 99 g (0.22 lbs)
Country: European technical standard
Category: Technical standards ETSI
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