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Alexander graham bell greim march 3 1847 august 2 1922 was a scottish born inventor scientist and engineer who is credited with inventing and patenting the first practical telephone he also co founded the american telephone and telegraph company att in 1885. Alexander graham bell born march 3 1847 edinburgh scotland died august 2 1922 beinn bhreagh cape breton island nova scotia canada scottish born american inventor scientist and teacher of the deaf whose foremost accomplishments were the invention of the telephone 1876 and the refinement of the phonograph 1886. Alexander graham bell was a scottish born scientist and inventor best known for inventing the first working telephone in 1876 and founding the bell telephone company in 1877 bells success came. Alexander graham bell march 3 1847 august 2 1922 was a scottish born american inventor scientist and engineer best known for inventing the first practical telephone in 1876 founding the bell telephone company in 1877 and a refinement of thomas edisons phonograph in 1886