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Publication date
Priority claimed from CS858794Aexternal-prioritypatent/CS252039B1/en
Application filed by Varga Ivan, Viliam Ing Csc Oravec, Chrenko Vladimir, Snuparek VladislavfiledCriticalVarga Ivan
Priority to CS224488ApriorityCriticalpatent/CS268598B3/en
Publication of CS224488A1publicationCriticalpatent/CS224488A1/en
Publication of CS268598B3publicationCriticalpatent/CS268598B3/en