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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. He also co-founded the American Telephone and Telegraph Company (AT&T) in 1885. [7]
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.
This is an accepted version of this page This is the latest accepted revision, reviewed on 21 December 2024. Technical and legal issues surrounding the development of the modern telephone For broader coverage of this topic, see History of the telephone. Replica of Antonio Meucci's telettrofono Reis's telephone The invention of the telephone was the culmination of work done by more than one ...
The master telephone patent granted to Bell, 174465, March 7, 1876. The modern telephone is the result of the work of many people. [10] Alexander Graham Bell was, however, the first to patent the telephone, as an "apparatus for transmitting vocal or other sounds telegraphically".
Alexander Graham Bell's Telephone Patent Drawing, 1876 The master telephone patent, 174465, granted to Bell, March 7, 1876 According to Gray's account, his patent caveat was taken to the US patent office a few hours before Bell's application, shortly after the patent office opened, and remained near the bottom of the in-basket until that afternoon.
Receiving a U.S. patent for the invention of the telephone on March 7, 1876, Alexander Graham Bell formed the Bell Telephone Company in 1877, which in 1885 became AT&T. [2] [3] [4] When Bell's original patent expired 15 years later in 1894, the telephone market opened to competition and 6,000 new telephone companies started while the Bell ...
The fluctuating currents became the basis for the working telephone, creating Bell's patent. [11] 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 ...
March 7 – Alexander Graham Bell is granted a patent for the telephone. [6] March 10 – Alexander Graham Bell makes the first successful bi-directional telephone call, saying "Mr. Watson, come here, I want to see you". April – Joseph Zentmayer makes his Centennial microscope in the United States.