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Application filed by Frantisek Kucera, Kabela Josef, Kouril Jiri, Svojanovsky Jindrich, Jana SarlejovafiledCriticalFrantisek Kucera
Priority to CS875142ApriorityCriticalpatent/CS265162B1/en
Publication of CS514287A1publicationCriticalpatent/CS514287A1/en
Publication of CS265162B1publicationCriticalpatent/CS265162B1/en