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 Svoboda Antonin, Erben JanfiledCriticalSvoboda Antonin
Priority to CS260389ApriorityCriticalpatent/CS274105B1/en
Publication of CS260389A1publicationCriticalpatent/CS260389A1/en
Publication of CS274105B1publicationCriticalpatent/CS274105B1/en