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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES1978244815UpriorityCriticalpatent/ES244815Y/en
Publication of ES244815UpublicationCriticalpatent/ES244815U/en
Application grantedgrantedCritical
Publication of ES244815YpublicationCriticalpatent/ES244815Y/en
Silent check valve, essentially characterized by having this closing system of non-stick materials, and not alterable to the passage of fluid, that none of the points of contact in the closure are metallic. (Machine-translation by Google Translate, not legally binding)