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 Jaroslav Rndr Nemec, Hlozny Ladislav, Broul Miroslav, Frantisek Rndr Csc VeverkafiledCriticalJaroslav Rndr Nemec
Priority to CS876383ApriorityCriticalpatent/CS263071B1/cs
Publication of CS638387A1publicationCriticalpatent/CS638387A1/cs
Publication of CS263071B1publicationCriticalpatent/CS263071B1/cs