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History of AT&T
A Brief History
Milestones in AT&T History
Inventing the Telephone
History of the AT&T Network
History of AT&T and Television
AT&T History Links

Milestones in AT&T History

Historical Film Gallery

Explore the history of AT&T with these vintage film clips from the AT&T Archives.

Learn how AT&T scientists invented the transistor, the fundamental device of modern electronics in 1947. (WMV, 720k)

Photo of transistor inventors William Shockley, John Bardeen, and Walter Brattain.

Transistor inventors William Shockley (seated), John Bardeen, and Walter Brattain, 1948.

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