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 Oslejsek OldrichfiledCriticalOslejsek Oldrich
Priority to CS787988ApriorityCriticalpatent/CS273410B1/cs
Publication of CS787988A1publicationCriticalpatent/CS787988A1/cs
Publication of CS273410B1publicationCriticalpatent/CS273410B1/cs