Search results
Results from the WOW.Com Content Network
1994 T5 lamps with cool tip are introduced to become the leading fluorescent lamps with up to 117 lm/W with good color rendering. These and almost all new fluorescent lamps are to be operated on electronic ballasts only. [5] 1994 The first commercial sulfur lamp is sold by Fusion Lighting.
General Electric Building, New York (1940): 1931 building with Gothic crown creating a night-time effect of lack of solidity, relighted in 1940 to showcase fluorescent lighting, with red lights inside and blue outside the crown and a dimmer on a timer added for the existing white lights to produce color changes; spotlighting of architectural ...
The Bradley & Hubbard Manufacturing Company (1852–1940) was formed in Meriden, Connecticut, and over the years produced Art Brass tables, call bells, candlestick holders, clocks, match safes, lamps, architectural grilles, railings, etc. Overall the company patented 238 designs and mechanical devices. "By the 1890s, the Bradley and Hubbard ...
Laurel was known for its original mid-century modern lamp designs and other home furnishings in traditional, contemporary, and post-modern styles. [4] The company’s design work was overseen by co-founder and president Harold Weiss and was supplemented by collaborations with notable designers including Pierre Cardin , Bijan of California and ...
A chandelier (/ ˌ ʃ æ n d ə ˈ l ɪər /) is an ornamental lighting device, typically with spreading branched supports for multiple lights, designed to be hung from the ceiling. [1] [2] Chandeliers are often ornate, and they were originally designed to hold candles, but now incandescent light bulbs are commonly used, [3] as well as ...
Pressed tin ceiling over a store entrance in Bellingham, Washington, U.S.A.. A tin ceiling is an architectural element, consisting of a ceiling finished with tinplate with designs pressed into them, that was very popular in Victorian buildings in North America in the late 19th and early 20th century. [1]
In 1980, the annual operating cost for the average incandescent lamp was $280; for mercury vapor lamps, it was $128; and for low-pressure sodium vapor lamps, it was $60 a year. [1] Meanwhile, high-pressure sodium vapor lamps cost only $44 a year to operate, with a standard life expectancy of 15,000 hours, which also helped to lower labor and ...
Toleware coffee pot, circa 1940. The term tôle, derived from the French tôle peinte, "painted sheet metal", is synonymous in English usage with japanning on tin, [1] such as the tôle shades for bouillotte lamps and other candle shades, and trays and lidded canisters, in which stenciling and gilding often features, almost always on a black ground.