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经营范围
发明名称
BUTTERFLY VALVE
摘要
申请公布号
US4111395(A)
申请公布日期
1978.09.05
申请号
US19760661132
申请日期
1976.02.25
申请人
AVM CORPORATION
发明人
SHEPPARD, WILLIAM L.
分类号
F16K1/22;F16K31/165;(IPC1-7):F16K1/22
主分类号
F16K1/22
代理机构
代理人
主权项
地址
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