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Individual
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Individual
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Priority to ES1867004412ApriorityCriticalpatent/ES4412H3/es
Publication of ES4412H3publicationCriticalpatent/ES4412H3/es
ES1867004412A1867-11-061867-11-06Fabricacion de carbon artificial cuyos componentes seran la turba o el coque con carbon vegetal y ligas resinosas
ExpiredES4412H3
(es)