Private Telecommunications Network (PTN). Addressing
STANDARD published on 1.11.1994
Designation standards: ČSN ETS 300189
Classification mark: 879506
Catalog number: 16867
Publication date standards: 1.11.1994
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Czech technical standard
Category: Technical standards ČSN