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 Krcma Radko, Charvat BohuslavfiledCriticalKrcma Radko
Priority to CS876220ApriorityCriticalpatent/CS262174B1/en
Publication of CS622087A1publicationCriticalpatent/CS622087A1/en
Publication of CS262174B1publicationCriticalpatent/CS262174B1/en