Who invent Telephone? And When?
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Answered by
1
Answer:
Alexander Graham Bell
In June 1875
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0
Answer:
John Peirce
By April 1877 they constructed the first portable telephone. This was made of two blocks of wood, one of which had a hole in it for the two inch round converging mouthpiece designed by Peirce.
Alexander Graham Bell
1876
Amos Dolbear
1876
In 1876, Dolbear patented a magneto electric telephone. He patented a static telephone in 1879
Antonio Meucci
1849
Charles A. Cheever
August 31, 1877
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