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发明名称
Improvements in the construction of screw propellers
摘要
申请公布号
GB361897(A)
申请公布日期
1931.11.26
申请号
GB19300025406
申请日期
1930.08.26
申请人
THOMAS EDWIN LOMAS
发明人
分类号
B64C11/16
主分类号
B64C11/16
代理机构
代理人
主权项
地址
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