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Application filed by Kucka Jozef, Miroslav Ing OprsalfiledCriticalKucka Jozef
Priority to CS837740ApriorityCriticalpatent/CS233246B1/en
Publication of CS774083A1publicationCriticalpatent/CS774083A1/en
Publication of CS233246B1publicationCriticalpatent/CS233246B1/en