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发明名称
AIRCRAFT BLIND LANDING DEVICE
摘要
申请公布号
CA401236(A)
申请公布日期
1941.12.09
申请号
CAD401236
申请日期
申请人
EDWARD J. HEFELE
发明人
EDWARD J. HEFELE
分类号
主分类号
代理机构
代理人
主权项
地址
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