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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Publication date
Application filed by IndividualfiledCriticalIndividual
Priority to ES79740ApriorityCriticalpatent/ES79740A2/en
Publication of ES79740A2publicationCriticalpatent/ES79740A2/en
ES79740A1921-10-211921-10-21
An apparatus and chemical product, with its special procedure, for water purification for industrial uses.
ExpiredES79740A2
(en)