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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 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.
Around 1893, the country leading the world in telephones per 100 persons—known as teledensity—was Sweden with 0.55 in the whole country but 4 in Stockholm (10,000 out of a total of 27,658 subscribers). [31] This compares with 0.4 in the US for that year. [32]
Alexander Graham Bell (/ ˈ ɡ r eɪ. ə m /, born Alexander Bell; March 3, 1847 – August 2, 1922) [4] was a Scottish-born [N 1] Canadian-American inventor, scientist, and engineer who is credited with patenting the first practical telephone.
That first patent by Bell was the master patent of the telephone, from which other patents for electric telephone devices and features flowed. [12] In 1876, shortly after Bell's patent application, Hungarian engineer Tivadar Puskás proposed the telephone switch, which allowed for the formation of telephone exchanges, and eventually networks. [13]
The Telephone Cases, 126 U.S. 1 (1888), were a series of U.S. court cases in the 1870s and the 1880s related to the invention of the telephone, which culminated in an 1888 decision of the U.S. Supreme Court that upheld the priority of the patents belonging to Alexander Graham Bell.
A Bell System logo (called the Blue Bell) used from 1889 to 1900 [citation needed] AT&T's lines and metallic circuit connections. March 1, 1891. The formation of the Bell Telephone Company superseded an agreement between Alexander Graham Bell and his financiers, principal among them Gardiner Greene Hubbard and Thomas Sanders.
Gardiner Greene Hubbard, first president and a trustee of the Bell Telephone Company, and father-in-law of Alexander Graham Bell. At the time of the organization of the Bell Telephone Company as an association (also known as the Bell Company), on July 9, 1877, as a joint stock company in 1877 by Hubbard, [8] [13] who soon became its trustee and de facto president, 5,000 shares in total were ...