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Browsing by Author Pacheco Valarezo, Guillermo Andrés
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Showing results 1 to 2 of 2
Issue Date
Title
Author(s)
2008
Diseño de un sistema roscador de tapas inviolables
Pacheco Valarezo, Guillermo Andrés
2008
Diseño de un sistema roscador de tapas inviolables
Martínez Lozano, Ernesto Rolando, Director
;
Pacheco Valarezo, Guillermo Andrés