AT&T Corporation

AT&TAmerican Telephone and Telegraph CompanyAmerican Telephone & TelegraphAmerican Telephone & Telegraph CompanyAmerican Telephone and TelegraphAT&T Corp.the original AT&Told AT&TAmerican Telephone & Telegraph Company (AT&T)American Telephone & Telegraph Corporation
AT&T Corporation, originally the American Telephone and Telegraph Company, is the subsidiary of AT&T Inc. that provides voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.wikipedia
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Alexander Graham Bell

BellGraham BellAlexander Bell
AT&T started with Bell Patent Association, a legal entity established in 1874 to protect the patent rights of Alexander Graham Bell after he invented the telephone system.
He also co-founded the American Telephone and Telegraph Company (AT&T) in 1885.

NBC

National Broadcasting CompanyNBC-TVNBC Television
Opposition to AT&T's expansion into radio and an agreement with the National Broadcasting Company to lease long distance lines for their broadcasts resulted in the sale of the station and its developing network of affiliates to NBC.
During a period of early broadcast business consolidation, radio manufacturer Radio Corporation of America (RCA) acquired New York City radio station WEAF from American Telephone & Telegraph (AT&T).

WNBC (AM)

WNBCWEAFWNBC-AM
It established station WEAF in New York as what was termed a toll station.
WNBC signed on for the first time on March 2, 1922, as WEAF, owned by AT&T Western Electric.

Bell Telephone Company

Bell TelephoneAmerican Bell Telephone CompanyAmerican Bell
Originally a verbal agreement, it was formalized in writing in 1875 as Bell Telephone Company.
The American Bell Telephone Company evolved into the American Telephone & Telegraph Company (AT&T), at times the world's largest telephone company.

Kingsbury Commitment

Anxious to avoid action from government antitrust suits, AT&T and the federal government entered into an agreement known as the Kingsbury Commitment.
The Kingsbury Commitment of 1913 was an out-of-court settlement of the government's antitrust challenge of AT&T's growing vertical monopoly over the phone industry.

Western Electric

Western Electric CompanyWestrexWestern Electric Manufacturing Company
The Western Electric Company was an American electrical engineering and manufacturing company that was officially founded in 1869 and served as the primary supplier and purchasing agent to the Bell System and AT&T from 1881 to 1996.

Breakup of the Bell System

Bell System divestiturebreakup of AT&TAT&T divestiture
The AT&T Globe Symbol, the corporate logo designed by Saul Bass in 1983 and originally used by AT&T Information Systems, was created because part of the United States v. AT&T settlement required AT&T to relinquish all claims to the use of Bell System trademarks.
The breakup of the Bell System was mandated on January 8, 1982, by an agreed consent decree providing that AT&T Corporation would, as had been initially proposed by AT&T, relinquish control of the Bell Operating Companies that had provided local telephone service in the United States and Canada up until that point.

Monopoly

monopoliesmonopolisticmonopolist
During its long history, AT&T was at times the world's largest telephone company, the world's largest cable television operator, and a regulated monopoly.
American Telephone & Telegraph (AT&T) and Standard Oil are often cited as examples of the breakup of a private monopoly by government.

Bell Labs

Bell LaboratoriesBell Telephone LaboratoriesAT&T Bell Laboratories
NCR, Bell Labs and AT&T Technologies were to be spun off by 1997.
In 1925, after years of conducting research and development under Western Electric, the Engineering Department was reformed into Bell Telephone Laboratories and under the shared ownership of American Telephone & Telegraph Company and Western Electric.

Lucent

Lucent TechnologiesOctel CommunicationsLucent Technologies, Inc.
In preparation for its spin-off, AT&T Technologies was renamed Lucent Technologies.
It was established on September 30, 1996, through the divestiture of the former AT&T Technologies business unit of AT&T Corporation, which included Western Electric and Bell Labs.

NCR Corporation

NCRNational Cash RegisterNational Cash Register Company
NCR, Bell Labs and AT&T Technologies were to be spun off by 1997. AT&T acquired NCR Corporation in 1991.
NCR was founded in 1884 and acquired by AT&T in 1991.

Verizon Communications

VerizonBell AtlanticGTE
In 1984, the United States Department of Justice mandated AT&T Corporation to break up the Bell System and split into seven companies, each a Regional Bell Operating Company (RBOC), and commonly referred to as "Baby Bells".

United States v. AT&T

ordered its breakupUnited States v. AT & TUnited States v. AT&T Co.
The AT&T Globe Symbol, the corporate logo designed by Saul Bass in 1983 and originally used by AT&T Information Systems, was created because part of the United States v. AT&T settlement required AT&T to relinquish all claims to the use of Bell System trademarks.
United States v. AT&T was the antitrust case in the United States that led to the 1984 Bell System divestiture, the breakup of the old American Telephone & Telegraph into the new, seven regional Bell operating companies (RBOC)s and the much smaller new AT&T.

AT&T

AT&T Inc.Southwestern Bell CorporationAT&T Latin America
AT&T Corporation, originally the American Telephone and Telegraph Company, is the subsidiary of AT&T Inc. that provides voice, video, data, and Internet telecommunications and professional services to businesses, consumers, and government agencies.
The Bell Telephone Company evolved into American Telephone and Telegraph Company in 1885, which later rebranded as AT&T Corporation.

Ameritech

Ameritech CorporationAT&T TeleholdingsAmerican Information Technologies
Ameritech was acquired by SBC Communications in 1999 which subsequently acquired AT&T Corporation in 2006, becoming the present-day AT&T Inc.

GTE

General Telephone and ElectronicsGeneral TelephoneGTE Corporation
GTE provided local telephone service to many areas of the U.S. through operating companies, much as American Telephone & Telegraph provided local telephone service through its 22 Bell Operating Companies.

BellSouth

Bell SouthBellSouth CorporationAT&T
BellSouth was one of the seven original Regional Bell Operating Companies after the U.S. Department of Justice forced the American Telephone & Telegraph Company to divest itself of its regional telephone companies on January 1, 1984.

Pacific Telesis

Pacific BellPactel CorporationAT&T West
Pacific Telesis Group was one of the seven Regional Bell Operating Companies, sometimes also referred to as "RBOCs" or "Baby Bells", created in 1983 in preparation of the breakup of AT&T as a holding company for Pacific Bell and Nevada Bell, Pacific Telesis International and several other non-regulated companies including PacTel Mobile Services and PacTel InfoSystems.

AT&T Communications

AT&T Long LinesAT&Tlong-lines
Post-breakup, the former parent company's main business was now AT&T Communications, which focused on long distance services, and with other non-RBOC activities.
The American Telephone & Telegraph Long Lines wire, cable, and microwave radio relay network provided long-distance services to AT&T and its customers.

US West

U S WESTWestAmerican West
131), a case related to the antitrust breakup of AT&T.

History of AT&T

SBC CommunicationsSBCAmerican Telephone and Telegraph Company
On January 31, 2005, the "Baby Bell" company SBC Communications announced its plans to acquire "Ma Bell" AT&T Corp. for $16 billion.
Bell and Hubbard also established American Telephone and Telegraph Company in 1885, which acquired the Bell Telephone Company and became the primary telephone company in the United States.

Telephone

phonetelephonesLocal Telephone Service
During its long history, AT&T was at times the world's largest telephone company, the world's largest cable television operator, and a regulated monopoly.
A breakthrough new technology was the introduction of Touch-Tone signaling using push-button telephones by American Telephone & Telegraph Company (AT&T) in 1963.

NYNEX

NYNEX CorporationNynex PropertiesNYNEX Science & Technology
Formed on January 1, 1984, as a result of the breakup of the Bell System, NYNEX was a regional Bell operating company made up of former AT&T subsidiaries New York Telephone and New England Telephone.

Theodore Newton Vail

Theodore VailTheodore N. Vail
On April 30, 1907, Theodore Newton Vail became President of AT&T.
Theodore Newton Vail (July 16, 1845 – April 16, 1920) was president of American Telephone & Telegraph between 1885 and 1889, and again from 1907 to 1919.

Bell System

Bell Operating CompanyBell Operating CompaniesBell Telephone
The AT&T Globe Symbol, the corporate logo designed by Saul Bass in 1983 and originally used by AT&T Information Systems, was created because part of the United States v. AT&T settlement required AT&T to relinquish all claims to the use of Bell System trademarks. With this assets transfer on the second to last day of the 19th Century, AT&T became the parent of both American Bell and the Bell System.
The Bell System was the system of companies, led by the Bell Telephone Company and later by AT&T, which dominated the telephone services industry in North America for 100 years from its creation in 1877 until its demise in the early 1980s.