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Priority claimed from JP2418673Aexternal-prioritypatent/JPH04232905A/ja
Priority claimed from JP3125603Aexternal-prioritypatent/JP2921531B2/ja
Priority claimed from JP10474191Uexternal-prioritypatent/JP2531169Y2/ja
Application filed by Sumitomo Electric IndustriesfiledCriticalSumitomo Electric Industries
Application grantedgrantedCritical
Publication of TW197966BpublicationCriticalpatent/TW197966B/zh