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发明名称
Airplane
摘要
申请公布号
US1931809(A)
申请公布日期
1933.10.24
申请号
US19320633968
申请日期
1932.09.20
申请人
JOHN MCK;BALZER VERNON W
发明人
MCK JOHN;BALZER VERNON W.
分类号
B64C3/38
主分类号
B64C3/38
代理机构
代理人
主权项
地址
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