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Priority claimed from JP2001214652Aexternal-prioritypatent/JP4359868B2/en
Application filed by Nec CorporationfiledCriticalNec Corporation
Publication of HK1054291A1publicationCriticalpatent/HK1054291A1/en
Publication of HK1054291BpublicationCriticalpatent/HK1054291B/en