Gray, Elisha
Gray, Elisha (1835–1901) US inventor. He patented the self-adjusting telegraph relay, the telegraphic repeater and the type-printing telegraph. He claimed priority as the inventor of the telephone, but Alexander Graham Bell's patent rights were upheld by the US Supreme Court.
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Alexander Graham Bell , Bell, Alexander Graham
Bell, Alexander Graham
(1847-1922)
Inventor
Overview
Alexander Graham Bell invented one of the most common instruments in use… Bell Telephone Laboratories , BELL TELEPHONE LABORATORIES. Serving as one of the world's premier private research and development companies, Bell Labs funds scientific and communi… At&t Inc. , AT&T
AT&T (American Telephone and Telegraph) is virtually synonymous with the telephone. It existed as a government-regulated monopoly until its cour… Telephones , The telephone is a device for conducting spoken conversations across any distance beyond the range of the unaided human ear or the unamplified human… Charles Bell , Charles Bell
1960–
Chief executive officer and president, McDonald's Corporation
Nationality: Australian.
Born: November 7, 1960, in Kingsford, Austr… Bell And Howell Company , Bell and Howell Company
Bell and Howell Company
5215 Old Orchard Road
Skokie, Illinois 60077
U.S.A.
(847) 470-7100
Fax: (847) 470-9425
Web site: http…
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Elisha Gray
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Elisha Gray