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发明名称
Boat construction
摘要
申请公布号
US1897661(A)
申请公布日期
1933.02.14
申请号
US19300470633
申请日期
1930.07.25
申请人
ERSKINE ROY A
发明人
ERSKINE ROY A.
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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