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Application filed by Kara Jan, Rybin Miroslav, Valenta SvatoplukfiledCriticalKara Jan
Priority to CS882384ApriorityCriticalpatent/CS267408B1/en
Publication of CS238488A1publicationCriticalpatent/CS238488A1/en
Publication of CS267408B1publicationCriticalpatent/CS267408B1/en