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发明名称
Radio ground position indicating device
摘要
申请公布号
US2489251(A)
申请公布日期
1949.11.29
申请号
US19470786941
申请日期
1947.11.19
申请人
ANAST JAMES L
发明人
ANAST JAMES L.
分类号
G01S1/02;G01S19/14;G01S19/19;G01S19/23
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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