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发明名称
Method of determining the center of gravity of ships
摘要
申请公布号
US1788824(A)
申请公布日期
1931.01.13
申请号
US19290416926
申请日期
1929.12.27
申请人
JACOB COUGHTRY ARTHUR
发明人
COUGHTRY ARTHUR JACOB
分类号
B63B9/00
主分类号
B63B9/00
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