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Application filed by Frantisek Bednarik, Pavel Toth, Polacek Josef, Rybarik IgorfiledCriticalFrantisek Bednarik
Priority to CS877065ApriorityCriticalpatent/CS262790B1/cs
Publication of CS706587A1publicationCriticalpatent/CS706587A1/cs
Publication of CS262790B1publicationCriticalpatent/CS262790B1/cs