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3 févr. 1828 - Robert Backer (Inglaterra)

Description:

Propone visitas médicas diarias a las fábricas.

Ajouté au bande de temps:

Revisión histórica de la salud ocupacional y la seguridad industrial

ByDaniel Obando
7 déc. 2017
0
0
2653

Date:

3 févr. 1828
Maintenaint
~ Il y a 197 ans
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