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经营范围
发明名称
PREVENTING CIRCUIT FOR AC ERRONEOUS CONNECTION
摘要
申请公布号
JPH04101625(A)
申请公布日期
1992.04.03
申请号
JP19900215446
申请日期
1990.08.15
申请人
NEC IBARAKI LTD
发明人
SAITO SUSUMU
分类号
H02H11/00
主分类号
H02H11/00
代理机构
代理人
主权项
地址
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