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Apparatus with one or more particular functions for connection to public switched telephone networks run by certain public telecommunications operators. Specification for apparatus with call barring facilities.
STANDARD published on 30.11.1988
Designation standards: BS 6789-7:1988
Note: WITHDRAWN
Publication date standards: 30.11.1988
SKU: NS-75120
The number of pages: 12
Approximate weight : 36 g (0.08 lbs)
Country: British technical standard
Category: Technical standards BS
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