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 Jaroslav Ing HomisinfiledCriticalJaroslav Ing Homisin
Priority to CS858086ApriorityCriticalpatent/CS259225B1/en
Publication of CS808685A1publicationCriticalpatent/CS808685A1/en
Publication of CS259225B1publicationCriticalpatent/CS259225B1/en