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 Gorgon Oldrich, Jan Formanek, Stepanova Jana, Vladislav VlachovskyfiledCriticalGorgon Oldrich
Priority to CS845673ApriorityCriticalpatent/CS252168B1/cs
Publication of CS567384A1publicationCriticalpatent/CS567384A1/cs
Publication of CS252168B1publicationCriticalpatent/CS252168B1/cs