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19 dez 1668 ano - 1668 Se crea en Francia un patrón de longitud denominado Toesa de Chatelet, formado por una barra de hierro empotrada en el exterior de un muro del Gran Chatelet de París
Adicionado na linha do tempo:
Metrología
By
Erick Piña
12 jan 2018
0
0
1622
Data:
19 dez 1668 ano
Agora
~ 356 years ago
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