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jun 1, 1887 - émission et réception d'ondes radios de Heinrich Hertz

Description:

Il réussi une émission d'ondes radios sur 20 mètres pour la première fois

Added to timeline:

frise chronologique des évolutions technologiques

Bysamuel
30 Mar 2021
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100

Date:

jun 1, 1887
Now
~ 137 years ago

Images:

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