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Priority claimed from DE19803006447external-prioritypatent/DE3006447A1/de
Application filed by Basf AktiengesellschaftfiledCriticalBasf Aktiengesellschaft
Priority claimed from EP81101046Aexternal-prioritypatent/EP0034781B1/de
Application grantedgrantedCritical
Publication of ATE6042T1publicationCriticalpatent/ATE6042T1/de