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1 janv. 1820 - Ханс Кристиан Э́рстед

Description:

на опыте обнаружил электромагнитное взаимодействие

Ajouté au bande de temps:

Основные открытия в разделе "Электричество"

4 déc. 2019

1

0

300

Date:

1 janv. 1820

Maintenaint

~ Il y a 205 ans

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