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发明名称
PIPE CLEANING VALVE CAPABLE OF DOUBLE WATER GATING
摘要
申请公布号
KR200447776(Y1)
申请公布日期
2010.02.19
申请号
KR20090004582U
申请日期
2009.04.16
申请人
发明人
分类号
F16K43/00;B08B9/027;F16K3/02;F16L55/26
主分类号
F16K43/00
代理机构
代理人
主权项
地址
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