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发明名称
Ball valve
摘要
申请公布号
GB2242963(B)
申请公布日期
1993.11.03
申请号
GB19910003185
申请日期
1991.02.14
申请人
GEORGE * BROOKES
发明人
GEORGE * BROOKES
分类号
F16K5/06;(IPC1-7):F16K5/06
主分类号
F16K5/06
代理机构
代理人
主权项
地址
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