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Priority to ES91082ApriorityCriticalpatent/ES91082A1/es
Publication of ES91082A1publicationCriticalpatent/ES91082A1/es
ES91082A1924-10-151924-10-15Perfeccionamientos introducidos en las parrillas de limpieza automática para gasógenos, hornos y calderas.
ExpiredES91082A1
(es)