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Priority claimed from DE19823213174external-prioritypatent/DE3213174C2/en
Priority claimed from DE19823245797external-prioritypatent/DE3245797C2/en
Application filed by Obe Werk KgfiledCriticalObe Werk Kg
Priority claimed from EP83102741Aexternal-prioritypatent/EP0091573B1/en
Application grantedgrantedCritical
Publication of ATE27372T1publicationCriticalpatent/ATE27372T1/en