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发明名称
SUBMARINE PIPELINE LAYING
摘要
申请公布号
US3583169(A)
申请公布日期
1971.06.08
申请号
USD3583169
申请日期
1969.07.08
申请人
NORTH AMERICAN ROCKWELL CORP.
发明人
GEORGE W. MORGAN
分类号
F16L1/18;(IPC1-7):F16L1/00;B63B35/04
主分类号
F16L1/18
代理机构
代理人
主权项
地址
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