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Bell System
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Bell System

American telephone system
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Article History
Quick Facts
Date:
1877 - 1983
Areas Of Involvement:
telephone
telecommunication
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Bell System, a former American telephone system, governed by American Telephone & Telegraph Company (now AT&T Corporation; q.v.) and including Western Electric Company (q.v.), the system’s manufacturer; Bell Laboratories (q.v.), the research and development facility; and other departments and 22 operating companies. The system was dismantled in 1983, when the 22 operating companies were divested by AT&T under court order.