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Priority claimed from DE3343446Aexternal-prioritypatent/DE3343446C1/de
Priority claimed from DE19843434690external-prioritypatent/DE3434690C1/de
Application filed by Ralph MuellenbergfiledCriticalRalph Muellenberg
Priority claimed from EP84113171Aexternal-prioritypatent/EP0143999B1/de
Application grantedgrantedCritical
Publication of ATE28687T1publicationCriticalpatent/ATE28687T1/de