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Application filed by Giovanni CassottifiledCriticalGiovanni Cassotti
Priority to IT19277/81ApriorityCriticalpatent/IT1135139B/it
Publication of IT8119277A0publicationCriticalpatent/IT8119277A0/it
Application grantedgrantedCritical
Publication of IT1135139BpublicationCriticalpatent/IT1135139B/it