Multi-link telephone intercom system

Details Multi-link telephone intercom system Multi-link telephone intercom system

H - Electricity

04

M

344/14, 379/44

H04M 3/56 (2006.01) H04M 9/00 (2006.01)

Patent

CA 1088188

Abstract of the Disclosure The system includes up to four communication links, a separate link selector for each link, and a separate link scanner for each telephone station. The system is suitable for usage with conventional dial pulse or tone selective key telephone sets.

305782

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