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 Capek Karel, Svoboda Jiri, Palecek Jaroslav, Mostecky JirifiledCriticalCapek Karel
Priority to CS86366ApriorityCriticalpatent/CS253617B1/en
Publication of CS36686A1publicationCriticalpatent/CS36686A1/en
Publication of CS253617B1publicationCriticalpatent/CS253617B1/en