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经营范围
发明名称
VOLTAGE UNBALANCE DETECTOR
摘要
申请公布号
PL261834(A2)
申请公布日期
1987.03.23
申请号
PL19860261834
申请日期
1986.10.09
申请人
发明人
分类号
H01H83/14;H02H;H02H7/08;(IPC1-7):H02H/
主分类号
H01H83/14
代理机构
代理人
主权项
地址
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