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Integrated Services Digital Network (ISDN); Three-Party (3PTY) supplementary service; service description.
STANDARD published on 1.1.1994
Designation standards: DIN ETS 300186:1994-01
Publication date standards: 1.1.1994
SKU: NS-248258
The number of pages: 18
Approximate weight : 54 g (0.12 lbs)
Country: German technical standard
Category: Technical standards DIN
ISDN; Dienstmerkmal "Dreierverbindung"; Dienstbeschreibung.
1.1.2000
1.2.2001
1.1.2000
1.5.2000
1.6.2000
1.12.1994
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