enow.com Web Search

Search results

  1. Results from the WOW.Com Content Network
  2. Photophone - Wikipedia

    en.wikipedia.org/wiki/Photophone

    In these papers, Bell accords the credit for the first demonstrations of the transmission of speech by light to a Mr A C Brown of London "in September or October 1878". Bell, Alexander Graham. "Sur l'application du photophone a l'etude des bruits qui ont lieu a la surface solaire". C. R., Vol. 91. 1880, pp. 726–727. Bell, Alexander Graham ...

  3. Alexander Graham Bell - Wikipedia

    en.wikipedia.org/wiki/Alexander_Graham_Bell

    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.

  4. History of the telephone - Wikipedia

    en.wikipedia.org/wiki/History_of_the_telephone

    The Canadian Parliamentary Motion on Alexander Graham Bell article reviews the controversial June 2002 United States House of Representatives resolution recognizing Meucci's contributions 'in' the invention of the telephone (not 'for' the invention of the telephone). The same resolution was not passed in the U.S. Senate, thus labeling the House ...

  5. Invention of the telephone - Wikipedia

    en.wikipedia.org/wiki/Invention_of_the_telephone

    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.

  6. Graphophone - Wikipedia

    en.wikipedia.org/wiki/Graphophone

    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 Phonograh Company (known today as Columbia Records ...

  7. Elisha Gray and Alexander Bell telephone controversy

    en.wikipedia.org/wiki/Elisha_Gray_and_Alexander...

    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".

  8. Telegraphy in the United States - Wikipedia

    en.wikipedia.org/wiki/Telegraphy_in_the_United...

    By 1900, the telegraph had become an integral part of American life, linking people and businesses across the country and around the world. In 1876, Alexander Graham Bell invented the telephone. After 1920 it replaced the telegraph as the primary means of communication between cities.

  9. The Telephone Cases - Wikipedia

    en.wikipedia.org/wiki/The_Telephone_Cases

    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.