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He invented a fluorescent lamp in 1896 that used a coating of calcium tungstate as the fluorescing substance, excited by X-rays. Although it received a patent in 1907, [6] it was not put into production. As with a few other attempts to use Geissler tubes for illumination, it had a short operating life, and given the success of the incandescent ...
Edmund Germer (August 24, 1901 – August 10, 1987) was a German inventor, recognized as the father of the fluorescent lamp. His father was an accountant. His father was an accountant. He obtained a doctorate from the University of Berlin in lighting technology.
Fluorescent lamp, said to be invented by a certain Agapito Flores. The name of the invention supposedly comes from the surname of the purported inventor, "Flores", sounding similar to the term fluorescent. [61] Yoyo, alleged to have been invented by Filipinos. Some believe that the toy could have been used as a weapon.
Agapito Jiménez Zamora (1817–1879), Costa Rican politician; Agapito Lozada (1938–2011), Filipino swimmer; Agapito Mayor (1915–2005), Cuban baseball player; Agapito Sánchez (1970–2005), Dominican Republic boxer; Agapito Flores, purported inventor of fluorescent light; Surname. Julio García Agapito (died 2008), Peruvian environmentalist
1972 M. George Craford invents the first yellow light-emitting diode. 1972 Herbert Paul Maruska and Jacques Pankove create the first violet light-emitting diode. 1981 Philips sells their first Compact Fluorescent Energy Saving Lamps, with integrated conventional ballast. 1981 Thorn Lighting Group exhibits the ceramic metal-halide lamp.
George Inman later teamed with General Electric to create a practical fluorescent lamp, sold in 1938 and patented in 1941. [6] Circular and U-shaped lamps were devised to reduce the length of fluorescent light fixtures. The first fluorescent light bulb and fixture were displayed to the general public at the 1939 New York World's Fair.
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The Hygrade Sylvania Corporation was formed when NILCO, Sylvania and Hygrade Lamp Company merged into one company in 1931. In 1939, Hygrade Sylvania started preliminary research on fluorescent technology, and later that year, demonstrated the first linear, or tubular, fluorescent lamp. It was featured at the 1939 New York World's Fair. [1]