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Priority claimed from CS881182Aexternal-prioritypatent/CS266429B1/en
Application filed by Uhrova Helena, Bares Milan, Klecan Vaclav, Smidrkal Jan, Jaroslav Korinek, Smidrkalova EvafiledCriticalUhrova Helena
Priority to CS649388ApriorityCriticalpatent/CS269725B3/en
Publication of CS649388A1publicationCriticalpatent/CS649388A1/en
Publication of CS269725B3publicationCriticalpatent/CS269725B3/en