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 Ctirad Malina, Radek Ing MalinafiledCriticalCtirad Malina
Priority to CS853717ApriorityCriticalpatent/CS259301B1/en
Publication of CS371785A1publicationCriticalpatent/CS371785A1/en
Publication of CS259301B1publicationCriticalpatent/CS259301B1/en