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 ES1849000475ApriorityCriticalpatent/ES475H1/en
Publication of ES475H1publicationCriticalpatent/ES475H1/en
ES1849000475A1849-11-231849-11-23
METALLURGICAL APPARATUS OF CONTINUOUS AND PORTABLE EFFECT FOR THE EXTRACTION BY AMALGAM OF GOLD AND SILVER.
ExpiredES475H1
(en)