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25 avr. 1887 - Edison invents the New Phonograph
Description:
Utilizes a motor that records the sound waves by itself and a constant pitch
Ajouté au bande de temps:
17 oct. 2018
0
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350
MIxtapeAnatomyTimeline
Date:
25 avr. 1887
Maintenaint
~ Il y a 137 ans