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Priority claimed from DE19863638606external-prioritypatent/DE3638606A1/en
Priority claimed from DE19873703110external-prioritypatent/DE3703110A1/en
Application filed by Christian O SchoenfiledCriticalChristian O Schoen
Application grantedgrantedCritical
Publication of ATE74953T1publicationCriticalpatent/ATE74953T1/en