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 Zoltan Harmos, Karoly WalekfiledCriticalZoltan Harmos
Priority to CS860170ApriorityCriticalpatent/CS163238B2/en
Publication of CS163238B2publicationCriticalpatent/CS163238B2/en