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 Drahomir HrdlickafiledCriticalDrahomir Hrdlicka
Priority to CS583674ApriorityCriticalpatent/CS174505B1/cs
Publication of CS174505B1publicationCriticalpatent/CS174505B1/cs