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 WagnerfiledCriticalJosef Wagner
Priority to CS83249ApriorityCriticalpatent/CS231937B1/en
Publication of CS24983A1publicationCriticalpatent/CS24983A1/en
Publication of CS231937B1publicationCriticalpatent/CS231937B1/en