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经营范围
发明名称
ABNORMAL CURRENT DETECTING FOR ELECTRICAL LINES
摘要
申请公布号
JPS5376340(A)
申请公布日期
1978.07.06
申请号
JP19760151917
申请日期
1976.12.20
申请人
NIPPON TELEGRAPH & TELEPHONE;SHIROYAMA SEISAKUSHO KK
发明人
HASEGAWA UMEO;YOKOYAMA TOMIAKI;TOUKAWA TSUNEHISA;TAKAHASHI YASUO
分类号
G01R19/165;H01T1/12;H02H3/08
主分类号
G01R19/165
代理机构
代理人
主权项
地址
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