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Application filed by Boruta Josef, Frantisek Ing Filip, Mistecky EmerichfiledCriticalBoruta Josef
Priority to CS874047ApriorityCriticalpatent/CS262209B1/cs
Publication of CS404787A1publicationCriticalpatent/CS404787A1/cs
Publication of CS262209B1publicationCriticalpatent/CS262209B1/cs