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发明名称
摘要
申请公布号
JP4002489(B2)
申请公布日期
2007.10.31
申请号
JP20020249195
申请日期
2002.08.28
申请人
发明人
分类号
F16K31/122;F15B11/04;F16K11/07
主分类号
F16K31/122
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