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The Cooper-Hewitt Museum Library includes an E. F. Caldwell & Co. Collection with more than 50,000 images, of which roughly 37,000 are black-and-white photographs and approximately 13,000 are original design drawings of lighting fixtures and other metal objects produced by the company from the late 19th to the mid-20th century. [7]
Cooper Industries was an American worldwide electrical products manufacturer headquartered in Houston, Texas. Founded in 1833, the company had seven operating divisions including Bussmann electrical and electronic fuses; Crouse-Hinds and CEAG explosion-proof electrical equipment; Halo and Metalux lighting fixtures; and Kyle and McGraw-Edison power systems products.
Holophane, a division of Acuity Brands, is a manufacturer of lighting-related products founded in 1898 in London, England. The company is a UK-based (Milton Keynes, England) and US manufacturer (based in Newark, Ohio) of lighting fixtures for commercial, industrial, outdoor, and emergency applications. The company is noted for its glass ...
Crouse-Hinds Electric Company, a manufacturer of high grade electrical specialties, was established in 1897 in Syracuse, New York.They later shortened their name to Crouse-Hinds Company and beginning in the early 1920s specialized in the manufacture of traffic signals, controllers and accessories.
Cooper Hewitt lamp, 1903 Production of high-pressure mercury-vapor lamps, 1965. Charles Wheatstone observed the spectrum of an electric discharge in mercury vapor in 1835, and noted the ultraviolet lines in that spectrum. In 1860, John Thomas Way used arc lamps operated in a mixture of air and mercury vapor at atmospheric pressure for lighting. [4]
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These patents and the inventive efforts that supported them were of considerable value when the firm took up fluorescent lighting more than two decades later. At about the same time that Moore was developing his lighting system, Peter Cooper Hewitt invented the mercury-vapor lamp, patented in 1901 (US 682692 ). Hewitt's lamp glowed when an ...
In 2023, Progress Lighting had revenue of $187.1 million (Hubbell Lighting had revenue of $515 million in 2022) and the sale amounted to $131 million. With this deal, Hubbel has completed its exit from the lighting industry, retaining only ownership of the Scottish niche brand Chalmit Lighting, specializing in LED hazardous area solutions. [11]