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发明名称
METHOD OF CURRENT LEAKAGE PROTECTION IN MINE D.C.CONTACT SYSTEM
摘要
申请公布号
SU1275621(A1)
申请公布日期
1986.12.07
申请号
SU19843731344
申请日期
1984.04.18
申请人
DN GORNYJ I IM.ARTEMA
发明人
TRACH ANATOLIJ I,SU;VAKSMAN ALEKSANDR E,SU
分类号
H02H3/16;H02H3/38
主分类号
H02H3/16
代理机构
代理人
主权项
地址
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