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发明名称
VOLTAGE DIFFERENTIAL RELAY DEVICE
摘要
申请公布号
JPS5238140(A)
申请公布日期
1977.03.24
申请号
JP19750113945
申请日期
1975.09.19
申请人
MITSUBISHI ELECTRIC CORP
发明人
EBISAKA TOSHINOBU
分类号
H02H3/28;H02H3/26;H02H7/22
主分类号
H02H3/28
代理机构
代理人
主权项
地址
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