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Application filed by Stanislaw Downorowicz, Downorowicz MarcinfiledCriticalStanislaw Downorowicz
Priority to PL349380ApriorityCriticalpatent/PL195171B1/en
Publication of PL349380A1publicationCriticalpatent/PL349380A1/en
Publication of PL195171B1publicationCriticalpatent/PL195171B1/en