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Individual
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Individual
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Application filed by IndividualfiledCriticalIndividual
Priority to ES109937UpriorityCriticalpatent/ES109937Y/en
Publication of ES109937UpublicationCriticalpatent/ES109937U/en
Application grantedgrantedCritical
Publication of ES109937YpublicationCriticalpatent/ES109937Y/en
Foot valve characterized essentially by the fact that the expense or diameter of the liquid inside the seat of the same is almost identical to the expense or diameter of passage of the suction tube of the pump to which it is applied also allowing its introduction inside pipes slightly larger in diameter. (Machine-translation by Google Translate, not legally binding)
ES109937U1964-12-011964-12-01
A FOOT VALVE.
ExpiredES109937Y
(en)
Some improvements in the systems of aspiration and automatic encebamiento of the hydraulic pumps (Machine-translation by Google Translate, not legally binding)