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AIzaSyB4mHJ5NPEv-XzF7P6NDYXjlkCWaeKw5bc
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5 jan 1890 ano - Se generaliza la legislación que protege la sociedad y a los trabajadores contra riesgos laborales (mundialmente)
Adicionado na linha do tempo:
Revisión histórica de la salud ocupacional y la seguridad industrial
By
Daniel Obando
7 dez 2017
0
0
2653
Data:
5 jan 1890 ano
Agora
~ 135 years ago
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