Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Zdenek Pribyl, Kollrossova VerafiledCriticalZdenek Pribyl
Priority to CS877777ApriorityCriticalpatent/CS267609B1/en
Publication of CS777787A1publicationCriticalpatent/CS777787A1/en
Publication of CS267609B1publicationCriticalpatent/CS267609B1/en