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 Dedik Ladislav, Holomanova DagmarfiledCriticalDedik Ladislav
Priority to CS868216ApriorityCriticalpatent/CS259568B1/cs
Publication of CS821686A1publicationCriticalpatent/CS821686A1/cs
Publication of CS259568B1publicationCriticalpatent/CS259568B1/cs