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发明名称
An improved outboard drive for boats
摘要
申请公布号
GB516974(A)
申请公布日期
1940.01.17
申请号
GB19380020699
申请日期
1938.07.12
申请人
ALAN ARMSTRONG
发明人
分类号
B63H20/18
主分类号
B63H20/18
代理机构
代理人
主权项
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