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1 Jan 1828 Jahr - Robert Owen (Inglatterra)

Beschreibung:

Implementa un programa para el mejoramiento ambiental, educacional y moral de los trabajadores.

Zugefügt zum Band der Zeit:

Revisión histórica de la salud ocupacional y la seguridad industrial

ByDaniel Obando
7 Dez 2017
0
0
2504

Datum:

1 Jan 1828 Jahr
Jetzt
~ 197 years ago
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