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发明名称
Pipe-line-controlling means
摘要
申请公布号
US1803437(A)
申请公布日期
1931.05.05
申请号
US19300480258
申请日期
1930.09.06
申请人
PHILLPS PETROLEUM COMPANY
发明人
RINEY ARTHUR H.;GIBBS LLOYD T.
分类号
F16K17/32
主分类号
F16K17/32
代理机构
代理人
主权项
地址
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