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Application filed by Vignolo Carlo Ditta IndividualfiledCriticalVignolo Carlo Ditta Individual
Priority to ITTO980928priorityCriticalpatent/IT1305157B1/it
Publication of ITTO980928A1publicationCriticalpatent/ITTO980928A1/it
Application grantedgrantedCritical
Publication of IT1305157B1publicationCriticalpatent/IT1305157B1/it