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经营范围
发明名称
AUTOMATIC INSPECTION SYSTEM FOR OVERCURRENT RELAY
摘要
申请公布号
JPS54140148(A)
申请公布日期
1979.10.31
申请号
JP19780046593
申请日期
1978.04.21
申请人
HITACHI LTD
发明人
NAGATA KAZUNORI;IWATANI FUMIO
分类号
H02H3/05;H02H3/02;H02H3/08
主分类号
H02H3/05
代理机构
代理人
主权项
地址
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