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9 feb 1988 anni - родился русский ученый Михаил Александрович Бонч-Бруевич (1888 -1940)

Descrizione:

создал электронное реле

Aggiunto al nastro di tempo:

календарь истории

30 nov 2017

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775

Data:

9 feb 1988 anni

Adesso

~ 37 years ago

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