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16 gen 1952 anni - Se producen los primeros imanes de cerámica/ferrita comerciales.

Aggiunto al nastro di tempo:

Electricidad y magnetismo

ByAmérica Romero
21 ago 2019
0
0
555

Data:

16 gen 1952 anni
Adesso
~ 73 years ago

Immagini:

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