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Roberto Hidalgo Rojas
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Deshidratador Solar con Sistema Fotovoltaico
Premio Innovación Sustentable 2016
By
Roberto Hidalgo Rojas
8
7
Supports
Deshidratador Solar con Sistema Fotovoltaico
Premio Innovación Sustentable 2016
By
Roberto Hidalgo Rojas
8
7
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