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Priority claimed from DE8807413Uexternal-prioritypatent/DE8807413U1/de
Priority claimed from DE3909849Aexternal-prioritypatent/DE3909849A1/en
Application filed by Andrae Hans PeterfiledCriticalAndrae Hans Peter
Application grantedgrantedCritical
Publication of ATE92139T1publicationCriticalpatent/ATE92139T1/en