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Application filed by Sevcech Marian, Viliam Ing Minarech, Frantisek Sutovsky, Istenik PeterfiledCriticalSevcech Marian
Priority to CS852609ApriorityCriticalpatent/CS242346B1/en
Publication of CS260985A1publicationCriticalpatent/CS260985A1/en
Publication of CS242346B1publicationCriticalpatent/CS242346B1/en