American inventor and businessman born in Ohio in 1847…

American inventor and businessman born in Ohio in 1847, who held over a thousand US patents. At his laboratory in Menlo Park, New Jersey, he invented the phonograph in 1877, the first machine to record and play back sound. He developed a long-lasting incandescent light bulb with a carbon filament and opened one of the first central power stations in New York. He was nicknamed the Wizard of Menlo Park.

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