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 Macho Vendelin, Jozef Ing PaulechfiledCriticalMacho Vendelin
Priority to CS883614ApriorityCriticalpatent/CS269582B1/en
Publication of CS361488A1publicationCriticalpatent/CS361488A1/en
Publication of CS269582B1publicationCriticalpatent/CS269582B1/en