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发明名称
Boat structure
摘要
申请公布号
US2572623(A)
申请公布日期
1951.10.23
申请号
US19460714346
申请日期
1946.12.05
申请人
DAVID HOPPENSTAND
发明人
HOPPENSTAND DAVID
分类号
B63B3/00
主分类号
B63B3/00
代理机构
代理人
主权项
地址
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