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Individual
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Individual
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Priority to ES1971172237UpriorityCriticalpatent/ES172237Y/en
Publication of ES172237UpublicationCriticalpatent/ES172237U/en
Application grantedgrantedCritical
Publication of ES172237YpublicationCriticalpatent/ES172237Y/en
Check valve for pipes, with a main body, a supplementary body inside the main body, and an elastic closing element cooperating with the supplementary body, characterized in that the supplementary body has the shape of a hollow cone on whose walls there are openings and whose tip, is located at the entrance of the main body according to the direction of the stream, the closure member being loose inside the cone and applied against the walls thereof. (Machine-translation by Google Translate, not legally binding)
ES1971172237U1971-08-261971-08-26
RETENTION VALVE FOR PIPES.
ExpiredES172237Y
(en)
Postsobre of a single body with flaps of closure confecconada with graphical printing fatogrºlfica publicitaria (Machine-translation by Google Translate, not legally binding)