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Priority claimed from IT8884145Aexternal-prioritypatent/IT1226005B/en
Priority claimed from IT8884147Aexternal-prioritypatent/IT1226007B/en
Application filed by Eride RossatofiledCriticalEride Rossato
Priority claimed from EP89122815Aexternal-prioritypatent/EP0376037B1/en
Application grantedgrantedCritical
Publication of ATE92614T1publicationCriticalpatent/ATE92614T1/en