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Everything about Telecom Valley

Telecom Valley was an area located in Sonoma County, California specifically the Redwood Business Park of Petaluma, California. Wikipedia →

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Alcatel-Lucent Alcatel-Lucent S.A. (French pronunciation: [alkatɛl lysɛnt]) was a multinational telecommunications equipment company, headquartered in Boulogne-Billancourt…
No. 4 Electronic Switching System The No. 4 Electronic Switching System (4ESS) is a class 4 telephone electronic switching system that was the first digital electronic toll switch introduced…
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…
Lucent Technologies Lucent Technologies, Inc. was an American multinational telecommunications equipment company headquartered in Murray Hill, New Jersey. It was established…
Telephone exchange A telephone exchange, telephone switch, or central office is a central component of a telecommunications system in the public switched telephone network…
Network equipment provider Network equipment providers (NEPs) – sometimes called telecommunications equipment manufacturers (TEMs) – sell products and services to communication service…
Breakup of the Bell System The Bell System held a virtual monopoly over telephone infrastructure in the United States from around the early 20th century until January 8, 1982. It…
Automatic Electric Automatic Electric Company (A.E. Co.) was an American telephone equipment supplier primarily for independent telephone companies in North America, but…