Telephone Timeline - Search
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  2. The telephone timeline includes the following events12:
    • 1667: Robert Hooke creates an acoustic string telephone that conveys sounds over a wire by mechanical vibrations.
    • 1844: Innocenzo Manzetti first suggests the idea of an electric "speaking telegraph", or telephone.
    • 1849: Antonio Meucci demonstrates a communicating device to individuals in Havana.
    • 1874: Principal of the telephone was uncovered.
    • 1876: Alexander Graham Bell invents the telephone, beating Elisha Gray by a matter of hours.
    • 1877: The first permanent outdoor telephone wire was completed, stretching three miles.
    • 1878: The workable exchange was developed, enabling calls to be switched between subscribers.
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    The Telephone - Important Dates

    • 1874 - Principal of the telephone was uncovered.
    • 1876 - Alexander Graham Bell invents the telephone, beating Elisha Gray by a matter of hours.
    www.nationalitpa.com/history-of-telephone

    1667 to 1875

    • 1667: Robert Hooke creates an acoustic string telephone that conveys sounds over a taut extended wire by mechanical vibrations. [1] [2]
    en.wikipedia.org/wiki/Timeline_of_the_telephone
     
  3. People also ask
    When was the first telephone invented?The first telephone was invented by **Alexander Graham Bell**.After years of experimenting with sound devices, Bell was issued the **first patent for the telephone in 1876**.His revolutionary invention
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    Timeline of the telephone - Wikipedia

    1876 to 1878. 1879 to 1919. 1920 to 1969. 1970 to 1999. 2000 to present. See also. Notes. Bibliography. External links. Timeline of the telephone. This timeline of the telephone covers landline, radio, and cellular telephony technologies and provides many important dates in the history of the telephone . Charles … See more

    This timeline of the telephone covers landline, radio, and cellular telephony technologies and provides many important dates in the history of the telephone. See more

    • 1667: Robert Hooke creates an acoustic string telephone that conveys sounds over a taut extended wire by mechanical vibrations. See more

    • 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 … See more

    • Early months of 1879: The Bell Telephone Company is near bankruptcy and desperate to get a transmitter to equal Edison's carbon transmitter.
    • 17 February 1879: Bell Telephone merges with the New England Telephone Company to form the National Bell … See more

    • 16 July 1920: World's first radiotelephone service commences public service between Los Angeles and Santa Catalina Island See more

    • 1970: ESS-2 electronic switch.
    • 1970: modular telephone cords and jacks introduced. See more

    • 11 June 2002: Antonio Meucci is recognized for "...his work in the invention of the telephone" (but not "...for inventing the telephone") by the United States House of Representatives, in United States HRes. 269.
    • 21 June 2002: The Parliament of … See more

     
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