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发明名称
Improvements in propelling means for aircraft
摘要
申请公布号
GB332089(A)
申请公布日期
1930.07.17
申请号
GB19290024265
申请日期
1929.08.08
申请人
ROBERT HENRY JARRETT-KNOTT TOTAL 17570
发明人
分类号
B64C11/00
主分类号
B64C11/00
代理机构
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