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Publication date
Application filed by Novotny JoseffiledCriticalNovotny Josef
Priority to CS867464ApriorityCriticalpatent/CS257640B1/en
Priority to EP87303559Aprioritypatent/EP0244154B1/en
Priority to DE8787303559Tprioritypatent/DE3767018D1/en
Priority to FI871824Aprioritypatent/FI871824A7/en
Publication of CS746486A1publicationCriticalpatent/CS746486A1/en
Publication of CS257640B1publicationCriticalpatent/CS257640B1/en