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Priority claimed from BE0/216610Aexternal-prioritypatent/BE904707A/en
Application filed by Claude J RogerfiledCriticalClaude J Roger
Priority claimed from PCT/BE1987/000007external-prioritypatent/WO1987006643A1/en
Application grantedgrantedCritical
Publication of ATE54713T1publicationCriticalpatent/ATE54713T1/en