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发明名称
Pipe coating method and apparatus
摘要
申请公布号
US2863204(A)
申请公布日期
1958.12.09
申请号
US19550492931
申请日期
1955.03.08
申请人
SAUTHERN NATURAL GAS COMPANY
发明人
TIMOTHY PATRICK H.;SHAW CLARENCE W.
分类号
F16L58/16
主分类号
F16L58/16
代理机构
代理人
主权项
地址
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