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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.
In 1874, Bell was in competition with Elisha Gray to be the first to invent the practical harmonic telegraph. [3] Elisha Gray's patent caveat for the invention of the telephone Excerpts from Elisha Gray's patent caveat of February 14 and Alexander Graham Bell's lab notebook entry of March 8, demonstrating similarities.
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 ...
Actor portraying Alexander Graham Bell in a 1932 silent film. 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.
Charles Bourseul, Antonio Meucci, Johann Philipp Reis, Alexander Graham Bell, and Elisha Gray, amongst others, have all been credited with the invention of the telephone. [8] [9] Alexander Graham Bell was the first to be awarded a patent for the electric telephone by the United States Patent and Trademark Office (USPTO) in March 1876. [10]
The Bell Telephone Memorial, commemorating the invention of the telephone by Alexander Graham Bell. The monument, paid by public subscription and sculpted by W.S. Allward, was dedicated by the Governor General of Canada, Victor Cavendish, 9th Duke of Devonshire with Dr. Bell in The Telephone City's Alexander Graham Bell Gardens in 1917.
It was invented jointly by Alexander Graham Bell and his assistant Charles Sumner Tainter on February 19, 1880, at Bell's laboratory at 1325 L Street in Washington, D.C. [1] [2] Both were later to become full associates in the Volta Laboratory Association, created and financed by Bell.
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.