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 Pavel GuldanfiledCriticalPavel Guldan
Priority to CS863857ApriorityCriticalpatent/CS259255B1/en
Publication of CS385786A1publicationCriticalpatent/CS385786A1/en
Publication of CS259255B1publicationCriticalpatent/CS259255B1/en