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Priority claimed from DE19883826704external-prioritypatent/DE3826704A1/en
Application filed by Habermeyer PeterfiledCriticalHabermeyer Peter
Priority claimed from EP89908697Aexternal-prioritypatent/EP0407475B1/en
Application grantedgrantedCritical
Publication of ATE101022T1publicationCriticalpatent/ATE101022T1/en