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Priority claimed from DE19803040421external-prioritypatent/DE3040421A1/de
Application filed by Alfred Kroiss, Heinz MethfesselfiledCriticalAlfred Kroiss
Priority claimed from EP81109024Aexternal-prioritypatent/EP0051254B1/de
Application grantedgrantedCritical
Publication of ATE9053T1publicationCriticalpatent/ATE9053T1/de