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经营范围
发明名称
Plug valve having seal segments with booster springs
摘要
申请公布号
GB0211643(D0)
申请公布日期
2002.07.03
申请号
GB20020011643
申请日期
2002.05.21
申请人
FMC TECHNOLOGIES INC
发明人
分类号
F16K5/18
主分类号
F16K5/18
代理机构
代理人
主权项
地址
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