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经营范围
发明名称
DEVICE FOR FAULT PROTECTION OF NETWORK
摘要
申请公布号
SU1656624(A2)
申请公布日期
1991.06.15
申请号
SU19894650262
申请日期
1989.02.13
申请人
VNI PK I "KNIUI"
发明人
KOROVKIN VALENTIN A,SU
分类号
H02H3/08;H02H3/17
主分类号
H02H3/08
代理机构
代理人
主权项
地址
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