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Shows Bell's second telephone transmitter , invented 1876 and first displayed at the Centennial Exposition, Philadelphia. This history of the telephone chronicles the development of the electrical telephone, and includes a brief overview of its predecessors. The first telephone patent was granted to Alexander Graham Bell in 1876.
The first inventor of a telephone was Phillip Reis of Germany only musical not articulating. The first person to publicly exhibit a telephone for transmission of articulate speech was A. G. Bell. The first practical commercial telephone for transmission of articulate speech was invented by myself.
Pedro II of Brazil was the first person to buy stock in the Bell Telephone Company. One of the first telephones in a private residence was installed in his palace in Petrópolis, his summer retreat forty miles (sixty-four kilometres) from Rio de Janeiro. [112] In January 1915, Bell made the first ceremonial transcontinental telephone call.
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.
1931: The Ericsson DBH 1001 telephone was the first telephone without a separate ringer box. [32] 25 April 1935: First telephone call around the world by wire and radio. [23] 1937: The Western Electric type 302 telephone becomes available for service in the United States. 8 December 1937: Opening of fourth transcontinental telephone line. [23]
The world's first telephone exchange took place on Jan. 28, 1878. Three weeks later, Coy published a list of New Haven's 50 phone subscribers (names of people and businesses only, as phone numbers ...
Baldwin was on the payroll of the Bell Telephone Company at the same time he was representing Gray in a patent office action involving the Bell company. [36] [37] Gray did not tell anybody about his new invention for transmitting voice sounds until Friday, February 11, 1876 when Gray requested that Baldwin prepare a caveat for filing. Sometime ...
Alexander Graham Bell's Telephone Patent Drawing Replica of the telettrofono, invented by Antonio Meucci and credited by several sources as the first telephone. [4] Bell placing the first New York to Chicago telephone call in 1892. Before the development of the electric telephone, the term telephone was applied to other inventions, and not all ...