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 Petr Ing Csc NeumanfiledCriticalPetr Ing Csc Neuman
Priority to CS84290ApriorityCriticalpatent/CS241171B1/en
Publication of CS29084A1publicationCriticalpatent/CS29084A1/en
Publication of CS241171B1publicationCriticalpatent/CS241171B1/en