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 Miroslav Bohata, Otakar Ing MuchafiledCriticalMiroslav Bohata
Priority to CS378388ApriorityCriticalpatent/CS273287B1/en
Publication of CS378388A1publicationCriticalpatent/CS378388A1/en
Publication of CS273287B1publicationCriticalpatent/CS273287B1/en