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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.
This is an accepted version of this page This is the latest accepted revision, reviewed on 2 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 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.
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.
1876-2017 Alexander Graham Bell revolutionized human communication when he made the first phone call to his assistant, Thomas Watson. The landline was born and it dominated for more than a century ...
His research on hearing and speech further led him to experiment with hearing devices, which eventually culminated in his being awarded the first U.S. patent for the telephone, on March 7, 1876. [N 2] Bell considered his invention an intrusion on his real work as a scientist and refused to have a telephone in his study. [9] [N 3]
A communication device for sailing vessels, called telephone, was invented by Captain John Taylor in 1844. ... [16] Bell's first telephone transmitter, ca. 1876, ...
After March 1876, Bell and Watson focused on improving the electromagnetic telephone and never used Gray's liquid transmitter in public demonstrations or commercial use. [25] Although Gray had abandoned his caveat, Gray applied for a patent for the same invention in late 1877. This put him in a second interference with Bell's patents.