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Priority claimed from DE19893917198external-prioritypatent/DE3917198A1/de
Priority claimed from DE19893917200external-prioritypatent/DE3917200A1/de
Application filed by Arnold & Richter KgfiledCriticalArnold & Richter Kg
Priority claimed from EP90908469Aexternal-prioritypatent/EP0473674B1/de
Application grantedgrantedCritical
Publication of ATE94290T1publicationCriticalpatent/ATE94290T1/de