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 Jiri Ing Talafous, Novak PavelfiledCriticalJiri Ing Talafous
Priority to CS836631ApriorityCriticalpatent/CS238751B1/en
Publication of CS663183A1publicationCriticalpatent/CS663183A1/en
Publication of CS238751B1publicationCriticalpatent/CS238751B1/en