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Application filed by Augusta Frantisek, Zdenek Zabrodsky, Lindenthal Antonin, Mikulecky KarelfiledCriticalAugusta Frantisek
Priority to CS87686ApriorityCriticalpatent/CS261155B1/en
Publication of CS68687A1publicationCriticalpatent/CS68687A1/en
Publication of CS261155B1publicationCriticalpatent/CS261155B1/en