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发明名称
CHECK VALVE
摘要
申请公布号
KR20120001352(U)
申请公布日期
2012.02.28
申请号
KR20100008586U
申请日期
2010.08.18
申请人
发明人
分类号
F16K15/00;F16K35/04;F16K47/02
主分类号
F16K15/00
代理机构
代理人
主权项
地址
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