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31 déc. 1924 - Транзистор. Лилиенфельд. Германия.

Ajouté au bande de temps:

14.1

ByАнастасия Копчикова

10 déc. 2019

1

0

660

Date:

31 déc. 1924

Maintenaint

~ Il y a 100 ans

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