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 Stanislav CoufalfiledCriticalStanislav Coufal
Priority to CS885961ApriorityCriticalpatent/CS272412B1/en
Publication of CS596188A1publicationCriticalpatent/CS596188A1/en
Publication of CS272412B1publicationCriticalpatent/CS272412B1/en