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Application filed by Casagrande & C SpafiledCriticalCasagrande & C Spa
Priority to IT83500/79ApriorityCriticalpatent/IT1166330B/it
Publication of IT7983500A0publicationCriticalpatent/IT7983500A0/it
Application grantedgrantedCritical
Publication of IT1166330BpublicationCriticalpatent/IT1166330B/it