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Priority claimed from FR8412760Aexternal-prioritypatent/FR2568753B1/en
Priority claimed from FR8416009Aexternal-prioritypatent/FR2571594B2/en
Application filed by Aubert GeorgefiledCriticalAubert George
Priority claimed from EP85430020Aexternal-prioritypatent/EP0175626B1/en
Application grantedgrantedCritical
Publication of ATE36445T1publicationCriticalpatent/ATE36445T1/en