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经营范围
发明名称
Butterfly valve
摘要
申请公布号
US3006598(A)
申请公布日期
1961.10.31
申请号
US19580747134
申请日期
1958.07.08
申请人
S. P. KINNEY ENGINEERS, INC.
发明人
CARR HUGH B.;YUSKA ANTHONY F.;KINNEY SELWYNE P.
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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