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Application filed by Chauncey F LevyfiledCriticalChauncey F Levy
Priority to IT67607/83ApriorityCriticalpatent/IT1167329B/it
Publication of IT8367607A0publicationCriticalpatent/IT8367607A0/it
Application grantedgrantedCritical
Publication of IT1167329BpublicationCriticalpatent/IT1167329B/it