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Hace 4 días · Alexander Graham Bell, Scottish-born American inventor, scientist, and teacher of the deaf whose foremost accomplishments were the invention of the telephone (1876) and refinement of the phonograph (1886). He also worked on use of light to transmit sound, development of a metal detector, and heavier-than-air flight.
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Hace 5 días · Alexander Graham Bell (/ ˈ ɡ r eɪ. ə m /, born Alexander Bell; March 3, 1847 – August 2, 1922) was a Scottish-born Canadian-American inventor, scientist and engineer who is credited with patenting the first practical telephone.
18 de jun. de 2024 · Alexander Graham Bell Quotes and Quotations, Concentrate all your thoughts on the task at hand. The sun's rays do not burn until brought to a focus.
1 de jul. de 2024 · The Photophone. September 1880 Issue. Technology. In May, 1878, Mr. Alexander Graham Bell, will known in connection with the telephone, announced before a scientific society in London Ins...
23 de jun. de 2024 · Everyone knows about Alexander Graham Bell and his invention of the telephone. Many people do not know that he was also a deaf educator and advocate, with an association named after him. His methods (and reasons behind those methods) continue to cause controversy in the Deaf community .
19 de jun. de 2024 · Alexander Graham Bell, a name synonymous with the telephone, was a Scottish-born scientist, inventor, engineer, and teacher who made significant contributions to the world of communication.
Bell also lived in Australia and the Australians will tell you the telephone was invented there.
