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Thomas Edison in His Laboratory |
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| American inventor Thomas Edison was an enterprising experimenter from an early age. Well-known for developing the first practical electric light bulb, electric generating system, sound-recording device, and motion picture projector, he patented more than 1000 inventions during his lifetime. | ||||||
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| Corbis | ||||||
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| Appears in these articles: | ||||||
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| Edison, Thomas Alva; General Electric Company | ||||||
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