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经营范围
发明名称
A check valve
摘要
申请公布号
KR100749379(B1)
申请公布日期
2007.08.16
申请号
KR20050097846
申请日期
2005.10.18
申请人
发明人
分类号
F16K17/00;F16K15/00;F16K51/02
主分类号
F16K17/00
代理机构
代理人
主权项
地址
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