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Priority claimed from DE3017783Aexternal-prioritypatent/DE3017783C2/de
Priority claimed from DE19803043463external-prioritypatent/DE3043463A1/de
Application filed by Michael SmitfiledCriticalMichael Smit
Priority claimed from EP81103520Aexternal-prioritypatent/EP0039924B1/de
Application grantedgrantedCritical
Publication of ATE15770T1publicationCriticalpatent/ATE15770T1/de