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发明名称
Ground fault responsive directional comparison protective system for an electric powder transmission line
摘要
申请公布号
US3273017(A)
申请公布日期
1966.09.13
申请号
US19630249791
申请日期
1963.01.07
申请人
GENERAL ELECTRIC COMPANY
发明人
MATHEWS CHARLES A.
分类号
H02H3/30;H02H7/26
主分类号
H02H3/30
代理机构
代理人
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地址
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