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Priority claimed from DE19833319139external-prioritypatent/DE3319139A1/en
Priority claimed from DE19843406605external-prioritypatent/DE3406605A1/en
Application filed by Frey Heinrich FafiledCriticalFrey Heinrich Fa
Priority claimed from EP84105715Aexternal-prioritypatent/EP0129703B1/en
Application grantedgrantedCritical
Publication of ATE29823T1publicationCriticalpatent/ATE29823T1/en