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 Miloslav UrbanecfiledCriticalMiloslav Urbanec
Priority to CS297776ApriorityCriticalpatent/CS179300B1/cs
Publication of CS179300B1publicationCriticalpatent/CS179300B1/cs