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JUNYET VIDA NURDIA
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JUNYET VIDA NURDIA
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Priority to ES0244248ApriorityCriticalpatent/ES244248A1/es
Publication of ES244248A1publicationCriticalpatent/ES244248A1/es
Auxiliary Devices For And Details Of Packaging Control
(AREA)
Wrappers
(AREA)
Abstract
Perfeccionamientos en las válvulas para envases termoplásticos que se consiguen aplicando una pieza de material elástico en zona interior del envase y de manera que se inmoviliza por efecto de un disco que soldado por sus orillos a la hoja que forma el envase, aprisiona a la pieza descrita entre él y el envase propiamente dicho.
ES0244248A1958-09-101958-09-10Perfeccionamientos en las valvulas para envases termoplasticos
ExpiredES244248A1
(es)