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经营范围
发明名称
POWER FREQUENCY CIRCUIT
摘要
申请公布号
KR890008733(Y1)
申请公布日期
1989.11.30
申请号
KR19870002760U
申请日期
1987.03.04
申请人
SAMSUNG ELECTRONICS CO.LTD.
发明人
CHO YOUNG-HUI
分类号
G01R23/10;(IPC1-7):G01R23/10
主分类号
G01R23/10
代理机构
代理人
主权项
地址
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