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Priority to ES0227349ApriorityCriticalpatent/ES227349A2/en
Publication of ES227349A2publicationCriticalpatent/ES227349A2/en
Improvements introduced in the object of the patent no. 224,543 by "perfeccionamientos en closing valves for tanks," characterized in that three important pieces are merged into one that makes the orifice of the three, which forms a single or monolithic no part movable, this new piece constituting the main body of the valve, which can be solid, plastic or elastic in nature, and can be fused together with the water inlet pipe. (Machine-translation by Google Translate, not legally binding)
ES0227349A1956-03-161956-03-16Improvement in closure valves for tanks. (Machine-translation by Google Translate, not legally binding)
ExpiredES227349A2
(en)