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Priority claimed from FR8511959Aexternal-prioritypatent/FR2585603B1/fr
Priority claimed from FR8602245Aexternal-prioritypatent/FR2594362B1/fr
Application filed by Vieille Montagne France SafiledCriticalVieille Montagne France Sa
Priority claimed from EP86401675Aexternal-prioritypatent/EP0217685B1/de
Application grantedgrantedCritical
Publication of ATE51555T1publicationCriticalpatent/ATE51555T1/de