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Application filed by Stepita Matej, Michalek Jaroslav, Bartonik PetrfiledCriticalStepita Matej
Priority to CS836826ApriorityCriticalpatent/CS241437B1/en
Publication of CS682683A1publicationCriticalpatent/CS682683A1/en
Publication of CS241437B1publicationCriticalpatent/CS241437B1/en