American Telephone & Telegraph Co., At&t Bell Laboratories

American Telephone and Telegraph, Co.

Mark A Martinka

Bret Allen Cooper

William H Havanas

James R Hahn, Iii

Thomas R Lanning

A key telephone management controller system enabling telephone customers to control and implement changes to customer key telephone systems served by a telephone switching system. Apparatus and a method interactive with telephone customers records customer-selected key telephone button and line features and controls the telephone switching system to assign the customer-selected button and line features to telephone sets of the customer key telephone system.

Key telephone management system

A system for selecting multiple interexchange carriers serving telephone switches interconnecting user telephone lines. Apparatus and a method interactive with telephone users creates data base records of user selected interchange carrier resources and encodes the user created data base records into telephone switch messages. The telephone switch messages are transmitted to telephone switches to enable the telephone switches to selectively interconnect user telephone lines with ones of the interchange carrier resources in accordance with user created data base records.

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Pickerington, OH, United States of America

Mark A Martinka