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Priority claimed from FR8419939Aexternal-prioritypatent/FR2574745B1/en
Priority claimed from FR8511651Aexternal-prioritypatent/FR2585322A2/en
Application filed by Frederic Jean Jerome DatfiledCriticalFrederic Jean Jerome Dat
Priority claimed from EP85906078Aexternal-prioritypatent/EP0204759B1/en
Application grantedgrantedCritical
Publication of ATE41387T1publicationCriticalpatent/ATE41387T1/en