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 ES83514ApriorityCriticalpatent/ES83514A1/es
Publication of ES83514A1publicationCriticalpatent/ES83514A1/es
ES83514A1922-11-211922-11-21Un producto industrial compuesto de escorias volcánicas y cemento, destinado principalmente a construcciones hidráulicas.
ExpiredES83514A1
(es)