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12h 23min, jan 1, 1931 y - Р. Руденберг получил патент на просвечивающий электронный микроскоп

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Электронный микроскоп. История

ByВера Черепанова

15 Nov 2017

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12h 23min, jan 1, 1931 y

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~ 95 years ago

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