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 Ervin Sohler, Pavol Rapos, Jozef Macko, Ludovit SeidlerfiledCriticalErvin Sohler
Priority to CS800176ApriorityCriticalpatent/CS183942B1/en
Publication of CS183942B1publicationCriticalpatent/CS183942B1/en