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Application filed by Jaroslav Skotnica, Jaromir BajgerfiledCriticalJaroslav Skotnica
Priority to CS868679ApriorityCriticalpatent/CS260823B1/en
Publication of CS867986A1publicationCriticalpatent/CS867986A1/en
Publication of CS260823B1publicationCriticalpatent/CS260823B1/en