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 Johanovsky Ales, Mikulec Jindrich, Jirkovsky Miroslav, Sobotka ZdenekfiledCriticalJohanovsky Ales
Priority to CS874887ApriorityCriticalpatent/CS262237B1/en
Publication of CS488787A1publicationCriticalpatent/CS488787A1/en
Publication of CS262237B1publicationCriticalpatent/CS262237B1/en