
Business Telecommunications (BT). Transmission characteristics of digital Private Automatic Branch Exchanges
NORM herausgegeben am 1.1.1994
Designation standards: STN P I-ETS 300003
Classification mark: 870003
Catalog number: 71084
Note: UNGÜLTIG
Publication date standards: 1.1.1994
Approximate weight : 30 g (0.07 lbs)
Country: Slovak technical standard
Kategorie: Technische Normen STN