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发明名称
Plan position indicator with elevation indication in color
摘要
申请公布号
US3031660(A)
申请公布日期
1962.04.24
申请号
US19570634299
申请日期
1957.01.15
申请人
YOUNG ROBERT E
发明人
YOUNG ROBERT E.
分类号
G01S7/20;H01Q25/00;H04N11/00
主分类号
G01S7/20
代理机构
代理人
主权项
地址
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