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经营范围
发明名称
DRAINAGE COVER OF SINK
摘要
申请公布号
KR820001696(Y1)
申请公布日期
1982.08.12
申请号
KR19810001098U
申请日期
1981.02.18
申请人
YOON K
发明人
YOON K
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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