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发明名称
A DIRECTIONA AND DIFFERENTIAL PROTECTIVE RELAY SYSTEM FOR THE TRACTION POWER SUPPLY SYSTEM TO THE DC OPERATED ELECTRIC RAIL CAR AND THE METHOD THEREOF
摘要
申请公布号
KR20050093566(A)
申请公布日期
2005.09.23
申请号
KR20040019050
申请日期
2004.03.19
申请人
KRRI
发明人
CHUNG, SANG GI;JEONG, RAG GYO;LEE, BYUNG SONG;CHO, HONG SHIK
分类号
H02H7/26;(IPC1-7):H02H7/26
主分类号
H02H7/26
代理机构
代理人
主权项
地址
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