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BSI BS 6450-3.1:1993

Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators. Direct dialling in on private branch exchanges -- Specification for direct dialling in on private branch exchanges with terminating stations treated as an entirety
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BSI BS 6450-3.1:1993

Private branch exchanges for connection to public switched telephone networks run by certain public telecommunication operators. Direct dialling in on private branch exchanges -- Specification for direct dialling in on private branch exchanges with terminating stations treated as an entirety

PUBLISH DATE 1993
PAGES 33
BSI BS 6450-3.1:1993

WITHDRAWN, 5/1/2009

SDO BSI: British Standards Institution
Document Number 6450-3.1
Publication Date Jan. 15, 1993
Language en - English
Page Count
Revision Level
Supercedes
Committee W/-
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