On December 7, 1877, Thomas Edison walked into the offices of Scientific American in New York City and placed a metal device ...
KANSAS CITY, Mo. (KCTV) - December 24, 1877. Thomas Edison files a patent for the first phonograph capable of recording and playing sound. The groundbreaking product was a byproduct of Edison’s work ...
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How different would life be without Thomas Edison?
Few inventors in history have become as famous as Thomas Edison. With more than 1,000 patents attached to his name, Edison ...
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