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经营范围
发明名称
Improvements in or relating to radio direction finding apparatus
摘要
申请公布号
GB530509(A)
申请公布日期
1940.12.13
申请号
GB19390010131
申请日期
1939.03.31
申请人
S. SMITH & SONS (MOTOR ACCESSORIES) LIMITED;FREDERICK WILLIAM MEREDITH
发明人
分类号
G01S1/02
主分类号
G01S1/02
代理机构
代理人
主权项
地址
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