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Priority claimed from DE8707377Uexternal-prioritypatent/DE8707377U1/en
Priority claimed from DE8703556Uexternal-prioritypatent/DE8703556U1/en
Application filed by Hoechst AgfiledCriticalHoechst Ag
Priority claimed from EP88103029Aexternal-prioritypatent/EP0281893B1/en
Application grantedgrantedCritical
Publication of ATE62180T1publicationCriticalpatent/ATE62180T1/en