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Priority to ES0268537ApriorityCriticalpatent/ES268537A3/en
Publication of ES268537A3publicationCriticalpatent/ES268537A3/en
Improvements in domestic coffeemakers, essentially characterized by providing coffee makers with a valvular system to obtain normal coffee, loose coffee and concentrated, by the provision in the tube-overflow of the same, a free axial spike that by its upper end it has a capsular plug coupled, the inner diameter of which is greater than that of the mouth of said tube and a manipulation knob threaded to said end, by means of which elements the overflow is momentarily opened or closed. (Machine-translation by Google Translate, not legally binding)
ES0268537A1961-06-221961-06-22Improvements in domestic coffee makers (Machine-translation by Google Translate, not legally binding)
ExpiredES268537A3
(en)