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 Alexander Doc Ing Drsc Pribela, Danisova CeliliafiledCriticalAlexander Doc Ing Drsc Pribela
Priority to CS849862ApriorityCriticalpatent/CS242234B1/en
Publication of CS986284A1publicationCriticalpatent/CS986284A1/en
Publication of CS242234B1publicationCriticalpatent/CS242234B1/en