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in this year humphrey davy created the first light bulb but it was known as the arc lamp.
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In this year Warren de la Rue created a new light bulb with platnium and others but the idea did not go far because the cost of platnium was too high at the time.
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In 1850 an English physicist named Joseph Wilson Swan created a “light bulb” by enclosing carbonized paper filaments in an evacuated glass bulb.
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On this day henry woodward, and mathew evans sold their light bulb idea to thomas edison, who spent many of his years trying to make it work
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on this date thomas edison created the first electrical light bulb.
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on this day Thomas Edison made his first improvement for his light bulbs.
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Although the patent described several ways of creating the carbon filament including using "cotton and linen thread, wood splints, papers coiled in various ways," it was not until several months after the patent was granted that Edison and his team discovered that a carbonized bamboo filament could last over 1200 hours. This discovery marked the beginning of commerically manufactured light bulbs and in 1880, Thomas Edison’s company, Edison Electric Light Company begain marketing its new product.
