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Individual
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Individual
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Priority to ES97033UpriorityCriticalpatent/ES97033Y/en
Publication of ES97033UpublicationCriticalpatent/ES97033U/en
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Publication of ES97033YpublicationCriticalpatent/ES97033Y/en
An improved plug-obturator, of the type comprising a hollow core and closed by its bottom, provided in its upper embouchure with a peripheral fin, essentially characterized by the fact of comprising fixed and protruding appendages of the interior of the core, and joined at its end superior to a transversal portion as a handle, to act as a tractor element. (Machine-translation by Google Translate, not legally binding)