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Application filed by Hlavacik Anton, Stastny Stanislav, Banik JozeffiledCriticalHlavacik Anton
Priority to CS834807ApriorityCriticalpatent/CS236819B1/en
Publication of CS480783A1publicationCriticalpatent/CS480783A1/en
Publication of CS236819B1publicationCriticalpatent/CS236819B1/en