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Alexander Graham Bell

Canadian-American scientist inventor of telephone (1847–1922)

8 dated entries naming Alexander Graham Bell, drawn from 6 separate years between 1847 CE and 1922 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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19th century

  • 1847March 3 – Alexander Graham Bell, Scottish-born Canadian inventor (d. 1922)source
  • 1876Emile Berliner invents an improved form of microphone which will be adopted for Alexander Graham Bell's telephone.source
  • 1876February 14 – Alexander Graham Bell applies for a U.S. patent for the telephone, as does Elisha Gray.source
  • 1876March 7 – Alexander Graham Bell is granted a United States patent for the telephone.source
  • 1877June 20 – Alexander Graham Bell installs the world's first commercial telephone service in Hamilton, Ontario, Canada.source
  • 1881January 25 – Thomas Edison and Alexander Graham Bell form the Oriental Telephone Company.source

20th century

  • 1915January 25 – The first United States coast-to-coast long-distance telephone call is facilitated by a newly invented vacuum tube amplifier, ceremonially inaugurated by Alexander Graham Bell in New York City and his former assistant Thomas A. Watson, in San Francisco, California.source
  • 1922August 2 – Alexander Graham Bell, Scottish-born Canadian-American inventor (b. 1847)source

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