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25 déc. 1934 - Tommy Flowers utiliza por primera vez tubos de vacío como interruptores de encendido y apagado en circuitos
Ajouté au bande de temps:
innovadores
By
Katerin gaitan
3 oct. 2018
0
0
373
Date:
25 déc. 1934
Maintenaint
~ Il y a 90 ans
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