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Application filed by Jiri Kucharsky, Miloslav Kabelka, Bula Lumir, Vaclav Paprok, Miloslav Bajda, Miloslav Ing Kudelka, Milan Ing StepankevicfiledCriticalJiri Kucharsky
Priority to CS847964ApriorityCriticalpatent/CS240149B1/en
Publication of CS796484A1publicationCriticalpatent/CS796484A1/en
Publication of CS240149B1publicationCriticalpatent/CS240149B1/en