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Application filed by Stanislav Ing Sebesta, Pavol Doc Ing Csc KrkoskafiledCriticalStanislav Ing Sebesta
Priority to CS87569ApriorityCriticalpatent/CS261550B1/en
Publication of CS56987A1publicationCriticalpatent/CS56987A1/en
Publication of CS261550B1publicationCriticalpatent/CS261550B1/en