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Digitální síť integrovaných služeb (ISDN). Dálková telefonní služba 7 kHz. Popis služby.
Automatically translated name:
Integrated services digital network ( ISDN ). Long-distance telephone service 7 kHz. Description of Service.
STANDARD published on 1.5.1997
Designation standards: ČSN ETS 300263:1995/A1
Classification mark: 873538
Catalog number: 22036
Note: Change
Publication date standards: 1.5.1997
SKU: NS-171093
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
Integrated Services Digital Network (ISDN). Telephony 7 kHz teleservice. Service description
Standard published on 1.4.1995
Selected format:Latest update: 2025-07-05 (Number of items: 2 207 347)
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