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经营范围
发明名称
SECONDARY SEAL FOR FLOATING TANK ROOF
摘要
申请公布号
CA721112(A)
申请公布日期
1965.11.09
申请号
CAD721112
申请日期
申请人
THE TEXAS PIPE LINE COMPANY
发明人
WILLIAM R. NELSON
分类号
主分类号
代理机构
代理人
主权项
地址
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