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Priority claimed from FR8602344Aexternal-prioritypatent/FR2594479B1/en
Priority claimed from FR8618184Aexternal-prioritypatent/FR2609093B2/en
Application filed by Saint Gobain VitragefiledCriticalSaint Gobain Vitrage
Priority claimed from EP19870400358external-prioritypatent/EP0236211B1/en
Application grantedgrantedCritical
Publication of ATE70885T1publicationCriticalpatent/ATE70885T1/en