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Integrated Services Digital Network (ISDN) - Supplementary service interactions - Digital Subscriber Signalling System No. one (DSS1) protocol - Part 1: Protocol specification
STANDARD published on 1.10.1999
Designation standards: ČSN EN 300195-1-V1.4.3
Classification mark: 877069
Catalog number: 56820
Publication date standards: 1.10.1999
SKU: NS-150996
The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
Country: Czech technical standard
Category: Technical standards ČSN
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