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经营范围
发明名称
BUTTERFLY VALVE VANE
摘要
申请公布号
GB1405270(A)
申请公布日期
1975.09.24
申请号
GB19720052792
申请日期
1972.11.15
申请人
KIELEY MUELLER INC
发明人
分类号
F16K1/22;(IPC1-7):F16K1/22
主分类号
F16K1/22
代理机构
代理人
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地址
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