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 ES81424ApriorityCriticalpatent/ES81424A1/es
Publication of ES81424A1publicationCriticalpatent/ES81424A1/es
ES81424A1922-04-191922-04-19Mejoras en émbolos de los motores de explosión, con el procedimiento correspondiente para fabricar aquellos.
ExpiredES81424A1
(es)