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AIzaSyAYiBZKx7MnpbEhh9jyipgxe19OcubqV5w
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21 gen 1799 anni - 1799 Se deposita en los primeros archivos de Francia el primer prototipo del metro, formado por una regla de platino sin inscripciones ni marcas
Aggiunto al nastro di tempo:
Metrología
By
Erick Piña
12 gen 2018
0
0
1622
Data:
21 gen 1799 anni
Adesso
~ 226 years ago
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