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Application filed by Michal Ing Scasny, Jozef Ing SalajfiledCriticalMichal Ing Scasny
Priority to CS826851ApriorityCriticalpatent/CS231368B1/en
Publication of CS685182A1publicationCriticalpatent/CS685182A1/en
Publication of CS231368B1publicationCriticalpatent/CS231368B1/en