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Application filed by Jan Zuber, Alois Mudr Hrcek, Jan Hota, Karel Mudr MotykafiledCriticalJan Zuber
Priority to CS877761ApriorityCriticalpatent/CS265183B1/en
Publication of CS776187A1publicationCriticalpatent/CS776187A1/en
Publication of CS265183B1publicationCriticalpatent/CS265183B1/en