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Priority claimed from JP20390294Aexternal-prioritypatent/JP2969049B2/ja
Priority claimed from JP1994206531Aexternal-prioritypatent/JP3192326B6/ja
Application filed by Matsushita Electron Co LtdfiledCriticalMatsushita Electron Co Ltd
Application grantedgrantedCritical
Publication of TW280927BpublicationCriticalpatent/TW280927B/zh