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sep 18, 1947 - 1947

Description:

se inventa el transitor en los laboratorios bell de estados unidos

Added to timeline:

LINEA DEL TIEMPO DE MIRTHA GUERRERO

ByMirthag Guerrero

18 Sep 2017

1

0

807

Date:

sep 18, 1947

Now

~ 78 years ago

Images:

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