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1 ene 1938 año - Э. Руска и Б. фон Боррис построили прототип промышленного просвечивающего электронного микроскопа

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Электронный микроскоп. История

ByВера Черепанова
15 nov 2017
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607

fecha:

1 ene 1938 año
Ahora mismo
~ 87 years ago
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