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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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1 ene 1940 año - фон Боррис предложил идею сканирующего электронного микроскопа
Añadido al timeline:
Электронный микроскоп. История
By
Вера Черепанова
15 nov 2017
0
0
606
fecha:
1 ene 1940 año
Ahora mismo
~ 85 years ago
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