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发明名称
Aircraft
摘要
申请公布号
US1904281(A)
申请公布日期
1933.04.18
申请号
US19320600507
申请日期
1932.03.22
申请人
ALBERT E. SCHWINGEL;WILLIAM H. BERTSCHE
发明人
ELLINGSTON CORNWALLIS D.
分类号
B64C3/54
主分类号
B64C3/54
代理机构
代理人
主权项
地址
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