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发明名称
Devices for detecting earth faults in electric distribution networks
摘要
申请公布号
US3158785(A)
申请公布日期
1964.11.24
申请号
US19620205429
申请日期
1962.06.26
申请人
CHARBONNAGES DE FRANCE
发明人
GAGNIERE CLAUDE;BELUGOU PIERRE
分类号
H02H3/16;H02H11/00
主分类号
H02H3/16
代理机构
代理人
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