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Priority claimed from DE19853511554external-prioritypatent/DE3511554A1/en
Application filed by Hermann KrautkraemerfiledCriticalHermann Krautkraemer
Priority claimed from EP19860101449external-prioritypatent/EP0195901B1/en
Application grantedgrantedCritical
Publication of ATE57747T1publicationCriticalpatent/ATE57747T1/en