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经营范围
发明名称
METHOD FOR LAYING COATED PIPELINES UNDERWATER
摘要
申请公布号
US3599435(A)
申请公布日期
1971.08.17
申请号
USD3599435
申请日期
1969.08.28
申请人
SHELL OIL CO.
发明人
ROBERT H. KOLB
分类号
F16L1/18;F16L1/20;F16L58/02;(IPC1-7):F16L1/00;F16L9/14
主分类号
F16L1/18
代理机构
代理人
主权项
地址
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