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1 janv. 1935 - First Radar

Description:

Robert Watson-Watt, former meteorologist, patented the first radar.

Ajouté au bande de temps:

Airplane Innovations

ByDavid Stirewalt

13 sept. 2017

0

0

635

Date:

1 janv. 1935

Maintenaint

~ Il y a 90 ans

Les images:

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