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1 ene 1904 año - Получен синтетический анестетик новокаина.

Descripción:

Альфред Эйнхорн, немецкий химик, получил синтетический анестетик новокаина.

Añadido al timeline:

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Bynn36307
1 dic 2018
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0
1394

fecha:

1 ene 1904 año
Ahora mismo
~ 120 years ago
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