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Individual
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Individual
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Priority to ES1967156149UpriorityCriticalpatent/ES156149Y/en
Publication of ES156149UpublicationCriticalpatent/ES156149U/en
Application grantedgrantedCritical
Publication of ES156149YpublicationCriticalpatent/ES156149Y/en
A flexible container for liquids, characterized by being the result of the separation of a piece comprised between two transverse welds of a tubular sheath that is formed by a continuous band of thermo-weldable plastic material and in which, before being welded, two antagonistic lateral bellows have been produced whose shapes are fixed by the two mentioned transverse welds. (Machine-translation by Google Translate, not legally binding)
ES1967156149U1967-09-291967-09-29
A FLEXIBLE CONTAINER FOR LIQUIDS.
ExpiredES156149Y
(en)