BS 6450-1:1983

Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators. Specification for general requirements.

NORMA vydána dne 1.9.1988

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The information about the standard:

Designation standards: BS 6450-1:1983
Note: NEPLATNÁ
Publication date standards: 1.9.1988
The number of pages: 27
Approximate weight : 81 g (0.18 lbs)
Country: British technical standard
Kategorie: Technické normy BS