PD 6566:1992
Withdrawn Specification
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PD 6566:1992

BS 6789-7:1988 AMD1. Apparatus with one or more particular functions for connection to public switched telephonenetworks run by certain public telecommunications operators. Specification for apparatus with call barring facilities
No description.

Technical characteristics

Publisher British Standards Institution (BSI)
Publication Date 10/31/1992
Cancellation Date 08/02/2013
Page Count 8
Themes Communication equipment
EAN ---
ISBN ---
Weight (in grams) ---
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