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发明名称
METHOD AND APPARATUS FOR PRODUCING NEGATIVE ION FOR AIR CLEANING
摘要
申请公布号
KR1019950005187(B1)
申请公布日期
1995.05.19
申请号
KR1019920009605
申请日期
1992.06.03
申请人
发明人
分类号
主分类号
代理机构
代理人
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