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BSI Group, 06/28/1985
Publisher: BS
File Format: PDF
$125.00$251.46
Published:28/06/1985
Pages:26
File Size:1 file
Note:This product is unavailable in Ukraine, Russia, Belarus
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
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