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发明名称
GROUND-FAULT DETECTING AND RECORDING DEVICE FOR ELECTRIC FACILITY
摘要
申请公布号
JPS57166807(A)
申请公布日期
1982.10.14
申请号
JP19810049825
申请日期
1981.04.01
申请人
MITSUBISHI DENKI KK
发明人
TANDA SHIYOUJI
分类号
H02H7/22;H02B13/065;H02H3/16
主分类号
H02H7/22
代理机构
代理人
主权项
地址
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