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Application filed by Ugo GasparettofiledCriticalUgo Gasparetto
Priority to IT21911/85ApriorityCriticalpatent/IT1184811B/it
Publication of IT8521911A0publicationCriticalpatent/IT8521911A0/it
Application grantedgrantedCritical
Publication of IT1184811BpublicationCriticalpatent/IT1184811B/it