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 ...
Edison Light Bulb, 1879, Smithsonian's National Museum of American History Thomas Edison used this carbon-filament bulb in the first public demonstration of his most famous invention—the light bulb, ...
Everyone knows we have to thank Thomas Edison for inventing the electric lightbulb, one of the most impactful innovations in human history ... or do we? Regarded by many as the greatest inventor of ...
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