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 Miroslav Rndr Hapla, Frantisek Rndr BlatafiledCriticalMiroslav Rndr Hapla
Priority to CS871932ApriorityCriticalpatent/CS261179B1/en
Publication of CS193287A1publicationCriticalpatent/CS193287A1/en
Publication of CS261179B1publicationCriticalpatent/CS261179B1/en