Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Individual
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Individual
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Priority to ES92953ApriorityCriticalpatent/ES92953A1/es
Publication of ES92953A1publicationCriticalpatent/ES92953A1/es
ES92953A1925-03-121925-03-12Perfeccionamientos en recuperadores y recalentadores de aire, gas y otros fluidos para hornos y hogares industriales.
ExpiredES92953A1
(es)