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经营范围
发明名称
Flight training apparatus
摘要
申请公布号
US2924893(A)
申请公布日期
1960.02.16
申请号
US19550502270
申请日期
1955.04.19
申请人
COMMUNICATIONS PATENTS LIMITED
发明人
CUTLER ALBERT E.
分类号
G09B9/32
主分类号
G09B9/32
代理机构
代理人
主权项
地址
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