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Application filed by Attilio BertoldifiledCriticalAttilio Bertoldi
Priority to ITBG990018priorityCriticalpatent/IT1309479B1/it
Publication of ITBG990018A1publicationCriticalpatent/ITBG990018A1/it
Application grantedgrantedCritical
Publication of IT1309479B1publicationCriticalpatent/IT1309479B1/it