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An incandescent light bulb, incandescent lamp or incandescent light globe is an electric light with a filament that is heated until it glows. The filament is enclosed in a glass bulb that is either evacuated or filled with inert gas to protect the filament from oxidation .
1890s: He invented a few types of filament lamps with metallic filaments; some say he was the first scientist to use a tungsten filament. He got a patent for lamps with tungsten filaments (US Patent No. 575,002 Illuminant for Incandescent Lamps , Application on 4 January 1893) [ 1 ] and sold it to General Electric (1906), [ citation needed ...
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.
Canadian Patent application. Henry Woodward was a Canadian inventor and a major pioneer in the development of the incandescent lamp. [1] He was born in 1832. On July 24, 1874, Woodward and his partner, Mathew Evans, a hotel keeper, filed a Canadian patent application on an electric light bulb.
A 1920 article in The New York Times described him as best known for pioneering the development of the incandescent light. [2] In partnership with Albon Man (June 29, 1826- February 18, 1905) he founded Electro-Dynamic Light Company to produce incandescent lamps. From 1879 thorough 1885 the company successfully defended his patents against the ...
c. 1885 Incandescent gas mantle invented, revolutionises gas lighting. 1886 Great Barrington, Massachusetts demonstration project, a much more versatile (long-distance transmission) transformer based alternating current based indoor incandescent lighting system introduced by William Stanley, Jr. working for George Westinghouse . [ 7 ]
Thomas Edison in New Jersey, in 1929, holding a replica of his first successful incandescent lamp and standing beside his later 50,000-watt creation. Today, this type of bulb is being phased out ...
The incandescent light bulb patented by Edison also began to gain widespread popularity in Europe as well. Mahen Theatre in Brno (in what is now the Czech Republic), opened in 1882, and was the first public building in the world to use Edison's electric lamps.