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Priority claimed from FR8303318Aexternal-prioritypatent/FR2541950A1/fr
Priority claimed from FR8310464Aexternal-prioritypatent/FR2547778B2/fr
Application filed by TubautofiledCriticalTubauto
Priority claimed from EP84400380Aexternal-prioritypatent/EP0121452B1/de
Application grantedgrantedCritical
Publication of ATE27123T1publicationCriticalpatent/ATE27123T1/de