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Bell System. The Bell System was a system of telecommunication companies, led by the Bell Telephone Company and later by the American Telephone and Telegraph Company (AT&T), that dominated the telephone services industry in North America for over 100 years from its creation in 1877 until its antitrust breakup in 1983.
The breakup of the Bell System resulted in the creation of seven independent companies that were formed from the original twenty-two AT&T-controlled members of the System. [5] On January 1, 1984, these companies were NYNEX, Pacific Telesis, Ameritech, Bell Atlantic, Southwestern Bell Corporation, BellSouth, and US West. NYNEX, merged with Bell ...
The telephone played a major communications role in American history from the 1876 publication of its first patent by Alexander Graham Bell onward. In the 20th century the American Telephone and Telegraph Company (AT&T) dominated the telecommunication market as the at times largest company in the world, until it was broken up and replaced by a system of competitors.
The Bell Telephone Company was the initial corporate entity from which the Bell System originated to build a continental conglomerate and monopoly in telecommunication services in the United States and Canada. Alexander Graham Bell 's father-in-law Gardiner Greene Hubbard, also helped organize the New England Telephone and Telegraph Company .
Executive director of the Safeguard anti-ballistic missile system software division of Bell Labs. Also, Bell Telephone Laboratories in Murray Hill, N.J. He earned several patents for his technical work, headed computer research departments at Bell Labs, including development and marketing of UNIX, and retired in 1985 as software vice-president ...
The Bell Labs Technical Journal was the in-house scientific journal for scientists of Bell Labs, published yearly by the IEEE society. The journal was originally established as the Bell System Technical Journal (BSTJ) in New York by the American Telephone and Telegraph Company (AT&T) in 1922. It was published under this name until 1983, when ...
A Bell System logo (called the Blue Bell) used from 1889 to 1900 [citation needed] AT&T's lines and metallic circuit connections. March 1, 1891. The formation of the Bell Telephone Company superseded an agreement between Alexander Graham Bell and his financiers, principal among them Gardiner Greene Hubbard and Thomas Sanders.
Model 500 telephone. The Western Electric model 500 telephone series was the standard domestic desk telephone set issued by the Bell System in North America from 1950 through the 1984 Bell System divestiture. The successor to the model 302 telephone, the model 500's modular construction compared to previous types simplified manufacture and ...
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