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JUNYET VIDA NURDIA
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JUNYET VIDA NURDIA
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Priority to ES0244248ApriorityCriticalpatent/ES244248A1/en
Publication of ES244248A1publicationCriticalpatent/ES244248A1/en
Auxiliary Devices For And Details Of Packaging Control
(AREA)
Abstract
Improvements in the valves for thermoplastic containers that are achieved by applying a piece of elastic material in the interior of the container and so that it is immobilized by the effect of a disk that welded by its selvedges to the sheet that forms the container, imprisons the piece described between him and the container itself. (Machine-translation by Google Translate, not legally binding)
ES0244248A1958-09-101958-09-10Improvements in the valves for thermoplastic packaging (Machine-translation by Google Translate, not legally binding)
ExpiredES244248A1
(en)