Gte Automatic Electric Labs Inc.

Robert C Webber

The arrangement described herein provides for simple control and minimal program impact of a central office switching system for interfacing multiple custom calls. This arrangement employs a few simple trunks connected in a loop around configuration. The arrangement shown considers the establishment of a three way call by a three way calling subscriber who is already engaged as a non-control party in another custom calling subscriber's call waiting call.

Arrangement for multiple custom calling

The arrangement described herein provides for simple control and minimal program impact of a central office switching system for interfacing multiple custom calls. This arrangement employs a few simple trunks connected in a loop around configuration. The arrangement shown considers the connection of a telephone subscriber to a call waiting subscriber who is already engaged in another custom calling subscriber's call waiting call.

The arrangement described herein provides for simple control and minimal program impact of a central office switching system for interfacing multiple custom calls. This arrangement employs a few simple trunks connected in a loop around configuration. The arrangement shown considers the connection of a three way calling subscriber to a call waiting subscriber who is actively engaged in a prior telephone call.

The arrangement described herein provides for simple control and minimal program impact of a central office switching system for interfacing multiple custom calls. This arrangement employs a few simple trunks connected in a loop around configuration. The arrangement shown considers the connection of a three way calling subscriber, who is a non-control party in a second custom caller's three way call, to another telephone subscriber.

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Glendale, AZ, United States of America

Robert C Webber