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Individual
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Individual
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Priority to ES0037732UpriorityCriticalpatent/ES37732Y/en
Publication of ES37732UpublicationCriticalpatent/ES37732U/en
Application grantedgrantedCritical
Publication of ES37732YpublicationCriticalpatent/ES37732Y/en
Automatic closure for tubular containers comprising a synthetic closing capsule whose outlet opening, provided with an annular rib, is capable of being sealed by a sliding valve pin and conical end, characterized in that the cross section of said annular rib it is triangular and in that the space between the closing edge of said annular rib and the upper closing surface of the capsule widens in the direction of said upper closing surface. (Machine-translation by Google Translate, not legally binding)
ES0037732U1953-08-121953-08-12
Automatic closure for tubular containers
ExpiredES37732Y
(en)