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 Hrabal Zdenek, Jadrnickova Emilie, Kokes JirifiledCriticalHrabal Zdenek
Priority to CS872523ApriorityCriticalpatent/CS272060B1/en
Publication of CS252387A1publicationCriticalpatent/CS252387A1/en
Publication of CS272060B1publicationCriticalpatent/CS272060B1/en