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Priority claimed from IT8782582Aexternal-prioritypatent/IT1214137B/en
Priority claimed from IT82612/87Aexternal-prioritypatent/IT1221223B/en
Application filed by Nordica SpafiledCriticalNordica Spa
Priority claimed from EP88112371Aexternal-prioritypatent/EP0302414B1/en
Application grantedgrantedCritical
Publication of ATE80530T1publicationCriticalpatent/ATE80530T1/en