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Application filed by Radomir Prof Mudr Drsc Cihak, Oldrich Doc Mudr Drsc Cech, Frantisek Novak, Jaroslav Doc Ing Drsc ValentafiledCriticalRadomir Prof Mudr Drsc Cihak
Priority to CS837517ApriorityCriticalpatent/CS247702B1/cs
Publication of CS751783A1publicationCriticalpatent/CS751783A1/cs
Publication of CS247702B1publicationCriticalpatent/CS247702B1/cs