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发明名称
auto-change valve apparatus
摘要
申请公布号
KR100506689(B1)
申请公布日期
2005.08.08
申请号
KR20030045420
申请日期
2003.07.04
申请人
发明人
分类号
F16K11/00;F16K11/08;F16K31/00;(IPC1-7):F16K11/00
主分类号
F16K11/00
代理机构
代理人
主权项
地址
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