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Edison light bulb. Edison light bulbs, also known as filament light bulbs and retroactively referred to as antique light bulbs or vintage light bulbs, are either carbon- or early tungsten -filament incandescent light bulbs, or modern bulbs that reproduce their appearance. Most of the bulbs in circulation are reproductions of the wound filament ...
Historians Robert Friedel and Paul Israel list inventors of incandescent lamps prior to Joseph Swan and Thomas Edison of General Electric. [4]: 91–93 They conclude that Edison's version was the first practical implementation, able to outstrip the others because of a combination of four factors: an effective incandescent material; a vacuum higher than other implementations which was achieved ...
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.
Lewis Howard Latimer (September 4, 1848 – December 11, 1928) was an American inventor and patent draftsman. His inventions included an evaporative air conditioner, an improved process for manufacturing carbon filaments for light bulbs, and an improved toilet system for railroad cars. In 1884, he joined the Edison Electric Light Company where ...
Edison reciting Mary Had a Little Lamb. Recorded 1929. Signature. Thomas Alva Edison (February 11, 1847 – October 18, 1931) was an American inventor and businessman. [1][2][3] He developed many devices in fields such as electric power generation, mass communication, sound recording, and motion pictures. [4]
Elliott Cresson Medal (1910) Signature. 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. [1] Hewitt was issued U.S. patent 682,692 on September 17, 1901. [2] In 1903, Hewitt created an improved version that possessed higher color qualities ...
Menlo Park is known as the Birthplace of Recorded Sound (November 1877), and the site of the world's first practical incandescent lamp-light bulb (October 1879). Edison and his staff would create 400 of his most important inventions here. It was this site that Edison would fondly nickname his 'Invention Factory'.
Henry Woodward was a Canadian inventor and a major pioneer in the development of the incandescent lamp. He was born in 1832. [1][2] On July 24, 1874, Woodward and his partner, Mathew Evans, a hotel keeper, filed a Canadian patent application on an electric light bulb. [2][3] It was granted on August 3, 1874, as Canadian patent number 3,738. [4]