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经营范围
发明名称
Spherical plug valve.
摘要
申请公布号
EP0396479(B1)
申请公布日期
1994.03.30
申请号
EP19900420210
申请日期
1990.04.27
申请人
VANATOME
发明人
MARTIN, ROGER;BUFFA, LAURENT
分类号
F16K39/06;F16K5/20;(IPC1-7):F16K5/20
主分类号
F16K39/06
代理机构
代理人
主权项
地址
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