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 Michlik Peter, Szentivanyi Norbert, Knotek Lubomir, Ondrejmiska Koloman, Strapko LubomirfiledCriticalMichlik Peter
Priority to CS87830ApriorityCriticalpatent/CS269506B1/cs
Publication of CS83087A1publicationCriticalpatent/CS83087A1/cs
Publication of CS269506B1publicationCriticalpatent/CS269506B1/cs