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Application filed by Armando SperandinifiledCriticalArmando Sperandini
Priority to IT47836ApriorityCriticalpatent/IT1239605B/it
Publication of IT9047836A0publicationCriticalpatent/IT9047836A0/it
Publication of IT9047836A1publicationCriticalpatent/IT9047836A1/it
Application grantedgrantedCritical
Publication of IT1239605BpublicationCriticalpatent/IT1239605B/it