RE: RE: There were many earlier invention that resemble telephones,but Alexander Graham Bell was the first patent Alexander Graham Bell first displayed a working telephone at the Centennial exhibition in 1876
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RE: There were many earlier invention that resemble telephones,but Alexander Graham Bell was the first patent Alexander Graham Bell first displayed a working telephone at the Centennial exhibition in 1876
RE: There were many earlier invention that resemble telephones,but Alexander Graham Bell was the first patent Alexander Graham Bell first displayed a working telephone at the Centennial exhibition in 1876