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10 set 1874 ano - Se implementan las inspecciones para verificar el cumplimiento de normas, de caracter formal (Inglaterra)
Adicionado na linha do tempo:
Revisión histórica de la salud ocupacional y la seguridad industrial
By
Daniel Obando
7 dez 2017
0
0
2504
Data:
10 set 1874 ano
Agora
~ 150 years ago
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