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Application filed by Nemec Milos, Angelisova Pavla, Horejsi VaclavfiledCriticalNemec Milos
Priority to CS862067ApriorityCriticalpatent/CS252450B1/en
Publication of CS206786A1publicationCriticalpatent/CS206786A1/en
Publication of CS252450B1publicationCriticalpatent/CS252450B1/en