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Priority claimed from JP2004239015Aexternal-prioritypatent/JP3964892B2/ja
Application filed by Nagaoka Sangyou Co LtdfiledCriticalNagaoka Sangyou Co Ltd
Publication of TW200607740ApublicationCriticalpatent/TW200607740A/zh
Application grantedgrantedCritical
Publication of TWI318614BpublicationCriticalpatent/TWI318614B/zh