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 Josef RychtrmocfiledCriticalJosef Rychtrmoc
Priority to CS8612ApriorityCriticalpatent/CS255468B1/en
Publication of CS1286A1publicationCriticalpatent/CS1286A1/en
Publication of CS255468B1publicationCriticalpatent/CS255468B1/en