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Application filed by Morak Milan, Muller Karel, Miloslav Pedal, Haumer Jaroslav, Vlastimil Ing Peterka, Jiri Kepl, Prachar Otakar, Stanislav Simek, Pavel Hauptfleisch, Lazecky Josef, Plachy JoseffiledCriticalMorak Milan
Priority to CS871153ApriorityCriticalpatent/CS263239B1/en
Publication of CS115387A1publicationCriticalpatent/CS115387A1/en
Publication of CS263239B1publicationCriticalpatent/CS263239B1/en