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经营范围
发明名称
Improvements in or relating to aircraft
摘要
申请公布号
GB381243(A)
申请公布日期
1932.10.06
申请号
GB19310019466
申请日期
1931.07.06
申请人
MATHIAS LEUPOLD
发明人
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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