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发明名称
摘要
申请公布号
JP4225540(B2)
申请公布日期
2009.02.18
申请号
JP20030141106
申请日期
2003.05.19
申请人
发明人
分类号
F16K3/02;C22C9/04;F16K31/50
主分类号
F16K3/02
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代理人
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