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Priority claimed from DE19823229230external-prioritypatent/DE3229230C2/de
Priority claimed from DE19823229229external-prioritypatent/DE3229229A1/de
Application filed by Otto WillertfiledCriticalOtto Willert
Priority claimed from EP83107582Aexternal-prioritypatent/EP0100991B1/de
Application grantedgrantedCritical
Publication of ATE27723T1publicationCriticalpatent/ATE27723T1/de