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发明名称
Airplane
摘要
申请公布号
US1836592(A)
申请公布日期
1931.12.15
申请号
US19300440286
申请日期
1930.03.31
申请人
HAMMOND WILBUR A
发明人
HAMMOND WILBUR A.
分类号
B64C23/00
主分类号
B64C23/00
代理机构
代理人
主权项
地址
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