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发明名称
Aerofoil construction
摘要
申请公布号
US1818521(A)
申请公布日期
1931.08.11
申请号
US19290372652
申请日期
1929.06.21
申请人
YOUNG LEWIS G
发明人
YOUNG LEWIS G.
分类号
B64C3/00
主分类号
B64C3/00
代理机构
代理人
主权项
地址
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