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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
GB393595(A)
申请公布日期
1933.06.06
申请号
GB19310033707
申请日期
1931.12.04
申请人
RENE JEAN HARDY;SOCIETE DES ETABLISSEMENTS HENRY LEPAUTE
发明人
分类号
F42B19/10;G01S1/02
主分类号
F42B19/10
代理机构
代理人
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