inventor
Peter Cooper Hewitt.
(1861-1921) American electrical engineer who invented the first mercury-vapor lamp
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About Peter Cooper Hewitt
Peter Cooper Hewitt 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.
Everything about Peter Cooper Hewitt →- Occupation
- inventor, electrical engineer, patent inventor, engineer
- Citizenship
- United States
- Born
- November 13, 1861
- Died
- August 25, 1921