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经营范围
发明名称
Butterfly valve
摘要
申请公布号
KR100470755(B1)
申请公布日期
2005.02.22
申请号
KR20020003106
申请日期
2002.01.18
申请人
发明人
分类号
F16K1/22;(IPC1-7):F16K1/22
主分类号
F16K1/22
代理机构
代理人
主权项
地址
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