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Priority to ES0039315UpriorityCriticalpatent/ES39315Y/en
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Publication of ES39315YpublicationCriticalpatent/ES39315Y/en
A valve plug, characterized essentially by the fact that the rigid part that serves as a head or traction element has inside the plastic mass forming the plug, a widening that forms a broad base, completely occluded in said mass , without leaving any part of the traction piece outside with the exception of the head thereof, the whole body of the stopper being uniform in terms of its surface, integrated by the plastic mass, be it rubber, synthetic or similar material. (Machine-translation by Google Translate, not legally binding)