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Application filed by American Can CofiledCriticalAmerican Can Co
Priority to IT48735/81ApriorityCriticalpatent/IT1171323B/en
Publication of IT8148735A0publicationCriticalpatent/IT8148735A0/en
Application grantedgrantedCritical
Publication of IT1171323BpublicationCriticalpatent/IT1171323B/en