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 Rndr Ruzek, Jiri Ing Stavek, Sipek MilanfiledCriticalJiri Rndr Ruzek
Priority to CS853687ApriorityCriticalpatent/CS255602B1/en
Publication of CS368785A1publicationCriticalpatent/CS368785A1/en
Publication of CS255602B1publicationCriticalpatent/CS255602B1/en