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Priority to ES112792UpriorityCriticalpatent/ES112792Y/en
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Publication of ES112792YpublicationCriticalpatent/ES112792Y/en
Improved pressure bag closure characterized by essentially consisting of this pressure closure is achieved by a piece of elastic material and a semiclosed single or double circular shape that is placed in a box that form closed "U" plates are bent and which are adapted to the end of the lugs of the nozzle by means of rivets. (Machine-translation by Google Translate, not legally binding)
ES112792U1965-04-101965-04-10
PRESSURE CLOSURE FOR BAGS PERFECTED.
ExpiredES112792Y
(en)