Unformatted text preview: Edison's invention of the phonograph grew out of his experiments with telephone technology. The telephone was a new invention with a reputation as a novelty toy. In 1876, it was the subject of a patent dispute by two men: Alexander Graham Bell, a teacher of the hearing-impaired in Boston, and Elisha Gray, a Chicago electrician. Although Gray had invented the basic technology in 1874, he did not believe the device was marketable. After Bell demonstrated his own invention at the Philadelphia Centennial Exposition in 1876 and filed a patent for it, Gray changed his mind, and the telephone became the subject of a court battle. In the end, Bell triumphed over the courts but faced market competition from Edison. When Bell began using the telephone to compete with the telegraph in urban areas, Western Union bought Gray's telephone patent and put Edison to work on improving...
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- Fall '10
- Alexander Graham Bell, Western Union, Edison Telephone Company, Bell receiver. Bell