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Priority claimed from DE19818115711external-prioritypatent/DE8115711U1/de
Application filed by Mets Const Nv DefiledCriticalMets Const Nv De
Priority claimed from EP81109682Aexternal-prioritypatent/EP0052359B1/de
Application grantedgrantedCritical
Publication of ATE32044T1publicationCriticalpatent/ATE32044T1/de