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Garrett Augustus Morgan Sr. (March 4, 1877 – July 27, 1963) was an American inventor, businessman, and community leader.His most notable inventions were a type of three-way traffic light, [1] and a protective 'smoke hood' [2] notably used in a 1916 tunnel construction disaster rescue.
In New Orleans, arc lamps were used for street lighting starting in 1881. In 1882, the New Orleans Brush Lighting Company installed one hundred 2,000-candlepower arc lamps along five miles of wharf and riverfront; by 1885, New Orleans had 655 arc lights. [1] In Chicago, arc lamps were used in public street lighting starting in 1887. [1]
A street light, light pole, lamp pole, ... Two very similar measurement systems were created to bridge the scotopic and photopic luminous efficiency functions, ...
David Melville (March 21, 1773 - September 3, 1856) was an American inventor, credited with the first gas street lighting in America, and the first American patent for gas lighting. Melville was born in Newport, Rhode Island to David and Mary (West) Melville. He was apparently able to light both his house and his street with gas by 1805-1806 ...
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.
An early two-light traffic signal by White Horse Tavern in Hudson Street, New York.Image taken in 1961. Despite the failure of the world's first traffic light in London in 1869, countries all around the world still made traffic lights.
Ronald Reagan was president. The Nintendo Entertainment System was released in the U.S., along with the Sony Walkman. The Titanic wreckage was discovered. The ill-fated New Coke made its debut. So ...
Sir Joseph Wilson Swan FRS (31 October 1828 – 27 May 1914) was an English physicist, chemist, and inventor.He is known as an independent early developer of a successful incandescent light bulb, and is the person responsible for developing and supplying the first incandescent lights used to illuminate homes and public buildings, including the Savoy Theatre, London, in 1881.