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发明名称
Improvements in or relating to propelling mechanism for boats
摘要
申请公布号
GB555843(A)
申请公布日期
1943.09.09
申请号
GB19420004373
申请日期
1942.04.01
申请人
CLARENCE WINSLOW ALLEN
发明人
分类号
主分类号
代理机构
代理人
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