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发明名称
BUTTERFLY VALVE
摘要
申请公布号
GB1259846(A)
申请公布日期
1972.01.12
申请号
GB19690018571
申请日期
1969.04.10
申请人
GEORGE AUBREY FELTON;GEORGE ROBERT EMBELTON
发明人
GEORGE AUBREY FELTON;GEORGE ROBERT EMBELTON
分类号
F16K1/226
主分类号
F16K1/226
代理机构
代理人
主权项
地址
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