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发明名称
Apparatus of Spool assembly for hydrauric control valve
摘要
申请公布号
KR20070018333(A)
申请公布日期
2007.02.14
申请号
KR20050072948
申请日期
2005.08.09
申请人
发明人
分类号
F16K11/07
主分类号
F16K11/07
代理机构
代理人
主权项
地址
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