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 Albrecht JirifiledCriticalAlbrecht Jiri
Priority to CS86368ApriorityCriticalpatent/CS255098B1/en
Publication of CS36886A1publicationCriticalpatent/CS36886A1/en
Publication of CS255098B1publicationCriticalpatent/CS255098B1/en