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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 in 1982 and replaced by a system of competitors.
Reis's telephone around 1861, first device called telephone [24] A French Gower telephone of 1912 at the Musée des Arts et Métiers in Paris. Early 7th century AD - Chimu culture in Peru invents a string telephone using gourds and stretched hide. The original artifact is in the Smithsonian's National Museum of the American Indian storage ...
Because of illness and other commitments, Bell made little or no telephone improvements or experiments for eight months until after his U.S. patent 174,465 was published., [30] but within a year the first telephone exchange was built in Connecticut and the Bell Telephone Company was created in 1877, with Bell the owner of a third of the shares ...
1 July 1881: The world's first international telephone call is made between St. Stephen, New Brunswick, Canada, and Calais, Maine, United States. [22] 11 October 1881: The Sydney telephone exchange opened with 12 subscribers. 1882: A telephone company—an American Bell Telephone Company affiliate—is set up in Mexico City.
Bell believed the photophone's principles were his life's "greatest achievement", telling a reporter shortly before his death that the photophone was "the greatest invention [I have] ever made, greater than the telephone". [160] The photophone was a precursor to the fiber-optic communication systems which achieved popular worldwide usage in the ...
Historically, voice and data communications were based on methods of circuit switching, as exemplified in the traditional telephone network, wherein each telephone call is allocated a dedicated end-to-end electronic connection between the two communicating stations. The connection is established by switching systems that connected multiple ...
On January 25, 1915, Watson was at 333 Grant Avenue in San Francisco to receive the first transcontinental telephone call, placed by Bell from the Telephone Building at 15 Dey Street in New York City. President Woodrow Wilson and the mayors of both cities were also involved in the call. [15] Thomas Watson was married to Elizabeth Watson.
American Telephone and Telegraph Company (1915). The story of a great achievement. New York: Bartlett-Orr press "Views Along the Route of the First Transcontinental Telephone Line from New York to San Francisco" 9-minute AT&T silent film. Hagley Library Digital Archives