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the first phonograph was invented by thomas eddison
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It was most popular in 1890
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The first radio was invented byu Gugliemo Marconi
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Things were getting more hightec so people stoped using the phonographs in 1924
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The mp3 player was invented in germany by Fraunhofer-Gesellshaft
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The mp3 player became popular. People loved to just to slip in your pocket and have music were ever you go
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The mp3 player is no longer in use
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The radio is still popular to this day
