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 Ing BilekfiledCriticalMiroslav Ing Bilek
Priority to CS864888ApriorityCriticalpatent/CS259771B1/en
Publication of CS488886A1publicationCriticalpatent/CS488886A1/en
Publication of CS259771B1publicationCriticalpatent/CS259771B1/en