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发明名称
Improvements in and relating to marine propellers
摘要
申请公布号
GB391571(A)
申请公布日期
1933.05.04
申请号
GB19320005122
申请日期
1932.02.20
申请人
CHARLES MATTHIAS STREETE;BRIMTOY LIMITED
发明人
分类号
A63H23/04
主分类号
A63H23/04
代理机构
代理人
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