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经营范围
发明名称
Butterfly valve
摘要
申请公布号
EP0625658(B1)
申请公布日期
1997.08.13
申请号
EP19940303334
申请日期
1994.05.09
申请人
BTR PLC
发明人
HOLLINGWORTH, KEITH JEFFERY
分类号
F16K1/226;(IPC1-7):F16K1/22;F16K25/02
主分类号
F16K1/226
代理机构
代理人
主权项
地址
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