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Application filed by Cervencl Milan, Miloslav Ing Burian, Krejci Jaroslav, Pivonka Jan, Reznicek Pavel, Frantisek SluneckofiledCriticalCervencl Milan
Priority to CS878539ApriorityCriticalpatent/CS272118B1/en
Publication of CS853987A1publicationCriticalpatent/CS853987A1/en
Publication of CS272118B1publicationCriticalpatent/CS272118B1/en