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发明名称
Aeroplane
摘要
申请公布号
US1805994(A)
申请公布日期
1931.05.19
申请号
US19280329393
申请日期
1928.12.31
申请人
WILLIAM NIEMEYER
发明人
NIEMEYER WILLIAM
分类号
B64C39/00
主分类号
B64C39/00
代理机构
代理人
主权项
地址
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