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Priority claimed from DE19818131528external-prioritypatent/DE8131528U1/de
Priority claimed from DE19828207848external-prioritypatent/DE8207848U1/de
Application filed by Eckold VorrichtungfiledCriticalEckold Vorrichtung
Priority claimed from EP82109043Aexternal-prioritypatent/EP0077932B1/de
Application grantedgrantedCritical
Publication of ATE10912T1publicationCriticalpatent/ATE10912T1/de