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 Stanislav Jura, Hynek SechovskyfiledCriticalStanislav Jura
Priority to CS805777ApriorityCriticalpatent/CS192896B1/cs
Publication of CS192896B1publicationCriticalpatent/CS192896B1/cs