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Application filed by Smida Ladislav, Beriac Rudolf, Jozef KolarfiledCriticalSmida Ladislav
Priority to CS842044ApriorityCriticalpatent/CS259252B1/en
Publication of CS204484A1publicationCriticalpatent/CS204484A1/en
Publication of CS259252B1publicationCriticalpatent/CS259252B1/en