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Priority claimed from DK429483Aexternal-prioritypatent/DK429483D0/en
Priority claimed from DK148684Aexternal-prioritypatent/DK148684D0/en
Priority claimed from DK297884Aexternal-prioritypatent/DK297884D0/en
Application filed by Berol Nobel SuissefiledCriticalBerol Nobel Suisse
Priority claimed from EP84111244Aexternal-prioritypatent/EP0142670B1/en
Application grantedgrantedCritical
Publication of ATE53012T1publicationCriticalpatent/ATE53012T1/en