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Priority claimed from DE3510955Aexternal-prioritypatent/DE3510955C2/en
Application filed by Franz GaertnerfiledCriticalFranz Gaertner
Priority claimed from EP19850106959external-prioritypatent/EP0164109B1/en
Application grantedgrantedCritical
Publication of ATE37845T1publicationCriticalpatent/ATE37845T1/en