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Priority claimed from FR7106003Aexternal-prioritypatent/FR2090496A5/fr
Priority claimed from FR7147191Aexternal-prioritypatent/FR2184118A6/fr
Application filed by Fournet Fayard Jean ClaudefiledCriticalFournet Fayard Jean Claude
Application grantedgrantedCritical
Publication of BE808655QpublicationCriticalpatent/BE808655Q/fr