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Integrated Services Digital Network (ISDN); Terminal Portability (TP) supplementary service; Service Description
STANDARD published on 18.10.1991
Designation standards: ETSI ETS 300053-ed.1
Publication date standards: 18.10.1991
SKU: NS-312027
The number of pages: 14
Approximate weight : 42 g (0.09 lbs)
Country: European technical standard
Category: Technical standards ETSI
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