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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES1975211008UpriorityCriticalpatent/ES211008Y/en
Publication of ES211008UpublicationCriticalpatent/ES211008U/en
Application grantedgrantedCritical
Publication of ES211008YpublicationCriticalpatent/ES211008Y/en
Contraceptive device, characterized in that it is constituted by two partially embedded tubes, of which the exterior keeps collected inside and totally hidden from a material of spongy nature and absorbent subject by threads that come out through the inner tube, while this inner tube is able to run guided inside the outer tube to expel the spongy material from it, depositing it in the proper place so that when it expands into the conduit in which it has been introduced it is closing and preventing the passage of any liquid, after which they are removed the two tubes. (Machine-translation by Google Translate, not legally binding)
Perfected device for the manufacture of synthetic material, double wall, for drip irrigation. (Machine-translation by Google Translate, not legally binding)