Peter Cooper Hewitt
(1861-1921)
American electrical engineer and inventor
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Peter Cooper Hewitt (May 5, 1861 – August 25, 1921) was an American electrical engineer and inventor, who invented the first mercury-vapor lamp in 1901. Hewitt was issued U.S. Patent 682,692 on September 17, 1901. In 1903, Hewitt created an improved version that possessed higher color qualities which eventually found widespread industrial use.
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| Born |
5 May 1861 New York City
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| Died |
25 August 1921 (aged 60) Paris, France
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| Zodiac | Taurus |
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