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Application filed by Politechnika Slaska Im Wincent, Zaklady Chem BlachowinafiledCriticalPolitechnika Slaska Im Wincent
Priority to PL24310283ApriorityCriticalpatent/PL139374B1/en
Priority to PL24835284Aprioritypatent/PL144438B1/en
Publication of PL243102A1publicationCriticalpatent/PL243102A1/en
Publication of PL139374B1publicationCriticalpatent/PL139374B1/en