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Priority claimed from FR828221430Aexternal-prioritypatent/FR2538176B1/fr
Priority claimed from FR8309807Aexternal-prioritypatent/FR2549304B2/fr
Application filed by Legrand SafiledCriticalLegrand Sa
Priority claimed from EP83402483Aexternal-prioritypatent/EP0112258B1/de
Application grantedgrantedCritical
Publication of ATE27386T1publicationCriticalpatent/ATE27386T1/de