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2 nov 1898 anni - Se crean controles para responsabilizar a los empresarios por los accidentes laborales(Estados Unidos)
Aggiunto al nastro di tempo:
Revisión histórica de la salud ocupacional y la seguridad industrial
By
Daniel Obando
7 dic 2017
0
0
2504
Data:
2 nov 1898 anni
Adesso
~ 126 years ago
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