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发明名称
DRAIN DEVICE FOR SINK
摘要
申请公布号
KR810000285(Y1)
申请公布日期
1981.03.24
申请号
KR19800000620U
申请日期
1980.01.30
申请人
YUN KI CHANG
发明人
YUN KI CHANG
分类号
E03C1/12;(IPC1-7):E03C1/12
主分类号
E03C1/12
代理机构
代理人
主权项
地址
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