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 ES28811ApriorityCriticalpatent/ES28811A1/es
Publication of ES28811A1publicationCriticalpatent/ES28811A1/es
Un procedimiento mecánico-químico para el cobreado exterior de los utensilios de menaje en acero, hierro batido o de fundición y de toda clase de metales usados para dichos utensilios.