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Priority claimed from CH15779Aexternal-prioritypatent/CH625931B/en
Application filed by Breveteam S.A.filedCriticalBreveteam S.A.
Priority claimed from EP19790105379external-prioritypatent/EP0013427B1/en
Application grantedgrantedCritical
Publication of ATE7520T1publicationCriticalpatent/ATE7520T1/en