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 Milon Ing FialafiledCriticalMilon Ing Fiala
Priority to CS866564ApriorityCriticalpatent/CS262259B1/en
Publication of CS656486A1publicationCriticalpatent/CS656486A1/en
Publication of CS262259B1publicationCriticalpatent/CS262259B1/en