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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. Those patents were used by the American Bell Telephone Company ...
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.
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".
The 1939 film The Story of Alexander Graham Bell was based on his life and works. [233] The 1965 BBC miniseries Alexander Graham Bell starring Alec McCowen and Francesca Annis. The 1992 film The Sound and the Silence was a TV film. Biography aired an episode Alexander Graham Bell: Voice of Invention on August 6, 1996.
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 ...
U.S. patent 0,161,739 – Improvement in Transmitters and Receivers for Electric Telegraphs – Alexander Graham Bell, issued April 6, 1875 U.S. patent 0,166,095 – Electrical Telegraph for Transmitting Musical Tones – Elisha Gray, issued July 27, 1875; Reissue # 8559 Jan. 28, 1879
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.
A caveat was like a provisional patent application with drawings and description but without a request for examination. Elisha Gray's drawing of liquid transmitter made on February 11, 1876 Excerpts from Elisha Gray's patent caveat of February 14 and Alexander Graham Bell's lab notebook entry of March 9, demonstrating their similarity