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Priority claimed from FR8413550Aexternal-prioritypatent/FR2569554A1/fr
Priority claimed from FR8413551Aexternal-prioritypatent/FR2569555A1/fr
Application filed by Robert BurnerfiledCriticalRobert Burner
Priority claimed from EP85904260Aexternal-prioritypatent/EP0224487B1/de
Application grantedgrantedCritical
Publication of ATE43059T1publicationCriticalpatent/ATE43059T1/de