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 Rathousky JirifiledCriticalRathousky Jiri
Priority to CS838703ApriorityCriticalpatent/CS237639B1/en
Publication of CS870383A1publicationCriticalpatent/CS870383A1/en
Priority to BG6600184Aprioritypatent/BG44995A1/xx
Priority to HU436184Aprioritypatent/HU194995B/en
Publication of CS237639B1publicationCriticalpatent/CS237639B1/en