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11 February 1876: Elisha Gray invents a liquid transmitter for use with a telephone, but he did not make one. 14 February 1876 about 9:30 am: Gray or his lawyer brings Gray's patent caveat for the telephone to the Washington, D.C. Patent Office (a caveat was a notice of intention to file a patent application.
The following is a brief summary of the history of the development of the telephone: Antonio Meucci's telephone. 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
The telephone booth, where one could use a coin to make a call, was introduced in the 1890s by William Gray. [24] By 2000 there were 2 million public pay telephone. Only 300,000 pay telephones remained in service by 2014, with the largest concentration in New York City, and they were nearly all gone by 2020. [25]
The Telephone and Its Several Inventors: A History. Jefferson, NC: McFarland & Co. Evenson, A. Edward (2000). The Telephone Patent Conspiracy of 1876: The Elisha Gray – Alexander Bell Controversy. Jefferson, NC: McFarland & Co. Fischer, Claude S. (1994) America calling: A social history of the telephone to 1940 (Univ of California Press, 1994)
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.
As phone lines became more popular—between 1942 and 1962, the number of phones in the U.S. grew 230% to 76 million—telephone companies realized they would run out of phone numbers.
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 ...
Telephone technology grew quickly after the first commercial services emerged, with inter-city lines being built and telephone exchanges in every major city of the United States by the mid-1880s. [ 17 ] [ 18 ] [ 19 ] The first transcontinental telephone call occurred on January 25, 1915.