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Technology. Manufactures.        
Edison's phonograph Audio-Visual Equipment.
 
History of the PhonographHistory of the Phonograph The earliest known invention of a phonographic recording device was the phonautograph, invented by Edouard-Leon Scott and patented on March 25, 1857. In 1887, Emile Berliner invented the Gramophone, which used a flat disk instead of a cylinder.

USB Turntable
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Technology.--Manufactures.

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