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 Milos Slonek, Pavel Cerny, Borivoj NemecfiledCriticalMilos Slonek
Priority to CS554375ApriorityCriticalpatent/CS194929B1/cs
Publication of CS194929B1publicationCriticalpatent/CS194929B1/cs