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Jul 3, 2019 · Mary Bellis. Updated on July 03, 2019. Elisha Gray was an American inventor who contested the invention of the telephone with Alexander Graham Bell. Elisha Gray invented a version of the telephone in his laboratory in Highland Park, Illinois.
Jan 22, 2016 · Elisha Gray was an electrical engineer considered by some to be the true inventor of the telephone, despite losing out the patent to Alexander Graham Bell. Gray was born in 1835 in a Quaker family in Ohio.
Aug 2, 2019 · On August 2, 1835, American electrical engineer Elisha Gray was born. Gray is best known for his development of a telephone prototype in 1876 and is considered by some to be the true inventor of the variable resistance telephone, despite losing out to Alexander Graham Bell for the telephone patent. But besides the telephone, Gray was a ...
Jun 27, 2018 · 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.
18. 818 views 3 years ago. An illustrated program about Elisha Gray presented by Roderic Knight, Professor Emeritus of Ethnomusicology at Oberlin College. Gray was an Ohio native, attended...
Elisha Gray. Telegraphic Instruments. U.S. Patent No. 461,470. Inducted in 2007. Born Aug. 2, 1835 - Died Jan. 21, 1901. Elisha Gray invented numerous improvements in the telegraph and telephone industries, including the telautograph, a forerunner of the modern day fax machine.
Elisha Gray was an American inventor born in Barnesville, Ohio. He is known for having invented a telephone at nearly the same time as another inventor, Alexander Graham Bell. Their dispute over who was the first inventor was never settled, although the U.S. Patent Office granted the patent to Bell, who also prevailed in court after many years ...
