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Application filed by Mario CallegarifiledCriticalMario Callegari
Priority to IT22945/84ApriorityCriticalpatent/IT1178536B/en
Publication of IT8422945A0publicationCriticalpatent/IT8422945A0/en
Publication of IT8422945A1publicationCriticalpatent/IT8422945A1/en
Application grantedgrantedCritical
Publication of IT1178536BpublicationCriticalpatent/IT1178536B/en