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Individual
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Individual
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Priority to ES130339UpriorityCriticalpatent/ES130339U/en
Publication of ES130339UpublicationCriticalpatent/ES130339U/en
Perfected valve for inflating bodies of the type comprising a tubular envelope and an inner part provided with an axial borehole closed at one of its ends and which is provided with radial holes, essentially characterized in that it has the latter arranged stepwise along said conduit axially closed one of the ends of the latter by a flexible and flat transverse extension that closes the end of the envelope which is formed by a tube of smooth walls. (Machine-translation by Google Translate, not legally binding)
ES130339U1967-06-051967-06-05Improved valve for inflatable bodies (Machine-translation by Google Translate, not legally binding)
PendingES130339U
(en)
Improvements in the manufacture of mandrels for apparatus intended for the manufacture of tubular elements of plastic materials. (Machine-translation by Google Translate, not legally binding)