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ORTUZAR LANDA
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ORTUZAR LANDA
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Application filed by ORTUZAR LANDAfiledCriticalORTUZAR LANDA
Priority to ES360030ApriorityCriticalpatent/ES360030A3/en
Publication of ES360030A3publicationCriticalpatent/ES360030A3/en
Improvements introduced in the drinking troughs for birds, characterized in that it consists of a receiving bucket provided with an externally threaded cylindrical extension and inside which an integrated valve is housed longitudinally: by a calibrated cylindrical bushing capped at the outer end in a frustoconical head; by a cylindrical shank mounted inside the bushing and with a greater length than that and by an elastic shutter mounted on the outer end of the shank has a frustoconical face face facing the frustoconical head of the bushing and therefore with the pressure of the liquid is capable of automatically carrying out an immediate and totally watertight closure. (Machine-translation by Google Translate, not legally binding)
ES360030A1968-11-091968-11-09Improvements introduced in birds for birds. (Machine-translation by Google Translate, not legally binding)
ExpiredES360030A3
(en)