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Who Invented Metal Detector ?
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Alexander Graham Bell, Metalldetektor, 1891 Stockfotografie - Alamy
Who Invented Metal Detector ?
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G.E (Genius Engineers) - MasKingTapE http://inventors.about.com/od/pstartinventions/a/Metal_Detector.htm In 1881, Alexander Graham Bell invented the first metal detector. As President James Garfield lay dying of an assassin's bullet, Alexander Graham ...
Who Invented Metal Detector ?
First attempt to Locate a Bullet without Surgery: An Application of Electromagnetism to 19 Century Medicine
Alexander Graham Bell, Metal Detector, 1891 - Stock Image - C043/8921 - Science Photo Library
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Presidential Trivia on Twitter: "In 1881, Dr. Alexander Graham Bell used the metal detector he invented to search for the bullet in President Garfield. The device is now part of the Smithsonian's
History of the metal Detector.
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Alexander Graham Bell developed a metal detector as a last ditch effort to locate a bullet lodged in the chest of American President James Garfield in 1881 | The Vintage News
Alexander Graham Bell Biography
Bell's Metal Detector - YouTube
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