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27-09-2016
History

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what was Thomas Edison's most important invention?

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caralovesit caralovesit

27-09-2016

the phonograph is his most important invention

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xxeitharredstar xxeitharredstar

27-09-2016

Considered to be the first great Thomas Edison invention, and his life-long favorite, the phonograph would record the spoken voice and play it back

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