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18 sept. 1947 - 1947

Description:

se inventa el transitor en los laboratorios bell de estados unidos

Ajouté au bande de temps:

LINEA DEL TIEMPO DE MIRTHA GUERRERO

ByMirthag Guerrero

18 sept. 2017

1

0

796

Date:

18 sept. 1947

Maintenaint

~ Il y a 78 ans

Les images:

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