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Priority claimed from DE19883809814external-prioritypatent/DE3809814C1/de
Priority claimed from DE3819842Aexternal-prioritypatent/DE3819842C1/de
Application filed by K H Dr ThielfiledCriticalK H Dr Thiel
Application grantedgrantedCritical
Publication of ATE84715T1publicationCriticalpatent/ATE84715T1/de