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Application filed by Stanislaw SzczepaniakfiledCriticalStanislaw Szczepaniak
Priority to PL27599188ApriorityCriticalpatent/PL158757B1/en
Publication of PL275991A1publicationCriticalpatent/PL275991A1/en
Publication of PL158757B1publicationCriticalpatent/PL158757B1/en