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 Jaroslav Dr Ing Csc MoravusfiledCriticalJaroslav Dr Ing Csc Moravus
Priority to CS843831ApriorityCriticalpatent/CS243214B1/en
Publication of CS383184A1publicationCriticalpatent/CS383184A1/en
Publication of CS243214B1publicationCriticalpatent/CS243214B1/en