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Priority claimed from DE2147498Aexternal-prioritypatent/DE2147498C3/en
Priority claimed from DE19722231145external-prioritypatent/DE2231145C3/en
Priority claimed from DE19722231144external-prioritypatent/DE2231144C3/en
Priority claimed from DE2236600Aexternal-prioritypatent/DE2236600C2/en
Application filed by Hoechst Ag,DefiledCriticalHoechst Ag,De
Publication of BG29712A3publicationCriticalpatent/BG29712A3/en