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mar 20, 1922 - JORNADA LABORAL DE 8 HS.
Description:
La Conferencia Internacional de la Organización Internacional del Trabajo establece la jornada laboral de 8 hs. en todo el mundo
Added to timeline:
TP Evolucion historica del trabajo
By
Franchu
8 Nov 2018
0
0
629
Date:
mar 20, 1922
Now
~ 103 years ago
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