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The name was used from 1909 to 1945 in the United States by GE and Westinghouse. Mazda brand light bulbs were made for decades after 1945 outside the US. The company chose the name due to its association with Ahura Mazda, the transcendental and universal God of Zoroastrianism, whose name means light of wisdom in the Avestan language.
The Westinghouse Lamp Plant was devoted to lamp manufacturing in its early years. The plant had a research department to find a new suitable material for a light bulb filament . After World War I , the department led by Harvey C. Rentschler , and his deputy, John W. Marden, started looking into uranium to discover whether there was any ...
1884 – George Westinghouse begins developing a DC electric lighting system; 1885 – Westinghouse becomes aware of the new European transformer based alternating current systems when he reads about them in the UK technical journal Engineering [35] 1885 – William Stanley, Jr., working for Westinghouse, develops the first practical AC ...
230/240-volt incandescent light bulb with E27 screw baseEdison screw (ES) is a standard lightbulb socket for electric light bulbs. It was developed by Thomas Edison (1847–1931), patented in 1881, [1] and was licensed in 1909 under General Electric's Mazda trademark.
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The two most popular Hanukkah foods are latkes and jelly donuts, both symbolic of the oil that kept the lamp burning. Gelt, little foil-wrapped chocolate coins, are also usually found at Hanukkah ...
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