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经营范围
发明名称
GROUNDING DETECTOR
摘要
申请公布号
JPS54106839(A)
申请公布日期
1979.08.22
申请号
JP19780013509
申请日期
1978.02.10
申请人
HITACHI LTD
发明人
SARUTA AKIO;NATSUME TAKASHI
分类号
H02H3/353;H02H3/34
主分类号
H02H3/353
代理机构
代理人
主权项
地址
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