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 Ferencik Jan, Micak Jozef, Lelko Jozef, Andrej Rndr Tall, Berezny ViktorfiledCriticalFerencik Jan
Priority to CS882794ApriorityCriticalpatent/CS271716B1/en
Publication of CS279488A1publicationCriticalpatent/CS279488A1/en
Publication of CS271716B1publicationCriticalpatent/CS271716B1/en