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发明名称
Improvements relating to apparatus for signalling from or for display purposes in connection with aircraft
摘要
申请公布号
GB461669(A)
申请公布日期
1937.02.17
申请号
GB19350023148
申请日期
1935.08.17
申请人
ALEXANDER RIZO RANGABE
发明人
分类号
G09F21/12
主分类号
G09F21/12
代理机构
代理人
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