Scanner-marker arrangement for telephone system

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H04M 322

Patent

active

039925927

ABSTRACT:
A scanner arrangement for scanning both line circuits and incoming trunk circuits simultaneously in groups with priority being given to the scanning of incoming trunk circuits. A sequencing means provides for individual scanning of line circuits of respective groups in which a possible request for service exists and the priority for trunk circuits is effected by inhibiting this sequencing and immediately scanning a selected group of trunk circuits.

REFERENCES:
patent: 3699263 (1972-10-01), Neumeier et al.
patent: 3705268 (1972-12-01), Altenburger
patent: 3876885 (1975-04-01), Catterall

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