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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.
It was invented at the Volta Laboratory established by Alexander Graham Bell in Washington, D.C., United States. Its trademark usage was acquired successively by the Volta Graphophone Company, the American Graphophone Company, the North American Phonograph Company , and finally by the Columbia Phonograph Company (known today as Columbia Records ...
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.
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. The first telephone patent was granted to Alexander Graham Bell in 1876.
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]
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.
Alexander Graham Bell was a professor of elocution at Boston University and tutor of deaf children. He had begun electrical experiments in Scotland in 1867 and, after emigrating to Boston from Canada, pursued research into a method of telegraphy that could transmit multiple messages over a single wire simultaneously, a so-called "harmonic telegraph".
The Volta's research was later absorbed into the Alexander Graham Bell Association for the Deaf (now also known as the 'AG Bell') upon its creation when the Volta Bureau merged with the AAPTSD in 1908, with Bell's financial support. [46] The AAPTSD was renamed as the Alexander Graham Bell Association for the Deaf in 1956.