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Application filed by Stastny Stanislav, Hlavacik Anton, Michal Ing SkrekfiledCriticalStastny Stanislav
Priority to CS881963ApriorityCriticalpatent/CS266280B1/en
Publication of CS196388A1publicationCriticalpatent/CS196388A1/en
Publication of CS266280B1publicationCriticalpatent/CS266280B1/en