Who invented bulb and at which year
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Explanation:
After devising a commercially viable electric light bulb on October 21, 1879, Edison developed an electric "utility" to compete with the existing gas light utilities. On December 17, 1880, he founded the Edison Illuminating Company, and during the 1880s, he patented a system for electricity distribution.
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2
Answer:
Thomas Edison in the year 1879
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