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Priority claimed from DE19833347469external-prioritypatent/DE3347469A1/de
Priority claimed from DE19843431589external-prioritypatent/DE3431589A1/de
Application filed by Diamalt AgfiledCriticalDiamalt Ag
Priority claimed from EP84115697Aexternal-prioritypatent/EP0146911B1/de
Application grantedgrantedCritical
Publication of ATE43133T1publicationCriticalpatent/ATE43133T1/de