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发明名称
Ship construction
摘要
申请公布号
US2029712(A)
申请公布日期
1936.02.04
申请号
US19340731239
申请日期
1934.06.19
申请人
BETHLEHEM SHIPBUILDING CORPORATION, LTD.
发明人
FREAR HUGO P.
分类号
B63B3/56
主分类号
B63B3/56
代理机构
代理人
主权项
地址
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