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 Stanko Nikolaj, Kacmar Miroslav, Ondrej Kresan, Helena Ing Spinkova, Jaroslav Ing TesitelfiledCriticalStanko Nikolaj
Priority to CS871985ApriorityCriticalpatent/CS259940B1/cs
Publication of CS198587A1publicationCriticalpatent/CS198587A1/cs
Publication of CS259940B1publicationCriticalpatent/CS259940B1/cs