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Application filed by Mindl Jaromir, Socha Jaromir, Havranek PetrfiledCriticalMindl Jaromir
Priority to CS867675ApriorityCriticalpatent/CS261777B1/en
Publication of CS767586A1publicationCriticalpatent/CS767586A1/en
Publication of CS261777B1publicationCriticalpatent/CS261777B1/en