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Priority claimed from LU84543Aexternal-prioritypatent/LU84543A1/de
Priority claimed from LU84884Aexternal-prioritypatent/LU84884A1/de
Application filed by Wurth Paul SafiledCriticalWurth Paul Sa
Priority claimed from EP83112674Aexternal-prioritypatent/EP0112540B1/de
Application grantedgrantedCritical
Publication of ATE22704T1publicationCriticalpatent/ATE22704T1/de