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发明名称
Gate valve
摘要
申请公布号
US3188049(A)
申请公布日期
1965.06.08
申请号
US19620164056
申请日期
1962.01.03
申请人
FMC CORPORATION
发明人
ZAWACKI JOHN P.;YANCEY JOHN R.
分类号
F16K3/02;F16K41/02
主分类号
F16K3/02
代理机构
代理人
主权项
地址
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