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 ES79975ApriorityCriticalpatent/ES79975A1/es
Publication of ES79975A1publicationCriticalpatent/ES79975A1/es
ES79975A1921-11-161921-11-16Perfeccionamientos en los métodos de destilación, concentración y secado, por medio de los aparatos que se describen.
ExpiredES79975A1
(es)