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 Protiva Miroslav, Jilek Jiri, Josef PomykacekfiledCriticalProtiva Miroslav
Priority to CS868292ApriorityCriticalpatent/CS255050B1/en
Publication of CS829286A1publicationCriticalpatent/CS829286A1/en
Publication of CS255050B1publicationCriticalpatent/CS255050B1/en