Jose Guadalupe Cruz ...

Mexico

Joined: 07/02/2013

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Jose Guadalupe Cruz Martinez's PowerPoint Presentations

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ginadossantos1 commented on josegpecruz's presentation "CONCEPTOS BASICOS DE SEGURIDAD"

80 months ago

CONCEPTOS BASICOS DE SEGURIDAD

Conceptos Básicos de Accidentes de trabajo y sus consecuencias.

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ginadossantos1 : c�mo por�a bajar este power point? me encanta y lo necesito. Gracias

80 months ago

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josegpecruz

josegpecruz uploaded a new presentation "Origen e Historia de la Química"

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