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Priority to ES62836UpriorityCriticalpatent/ES62836Y/en
Publication of ES62836UpublicationCriticalpatent/ES62836U/en
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Publication of ES62836YpublicationCriticalpatent/ES62836Y/en
Liquid transducer, perfected, characterized by comprising a manually operated elastic pump body which has at its bottom the fixation by wedging a flexible tube for admission of liquid that ends in a rigid channel as a ballast, whose body, at an opposite point at its bottom, it tapers to form a threaded neck in which a stopper-key that opens and closes the passage of the liquid expelling through it is inserted, this key-stop presenting a conduit for its exit, as an expulsion conduit . (Machine-translation by Google Translate, not legally binding)
ES62836U1957-11-221957-11-22
Perfected liquid transfer device
ExpiredES62836Y
(en)
A perfected apparatus for the regulation of fluid passage in channels and glass apparatus for laboratories and chemical and similar industries (Machine-translation by Google Translate, not legally binding)