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July 1, 2024
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22 lugl 1595 anni - Hans and Zacharias Janssen

Descrizione:

Hans and Zacharias Janssen were known for inventing the compound optical microscope. This contributed to the cell theory by making it easier and more practical to observe cells.

Aggiunto al nastro di tempo:

Data:

22 lugl 1595 anni
Adesso
~ 429 years ago