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经营范围
发明名称
Composite aircraft
摘要
申请公布号
US2421742(A)
申请公布日期
1947.06.10
申请号
US19430501089
申请日期
1943.09.03
申请人
BUETTNER OTTO A
发明人
BUETTNER OTTO A.
分类号
B64D5/00
主分类号
B64D5/00
代理机构
代理人
主权项
地址
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