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经营范围
发明名称
Perfectionnements aux systèmes d'antennes radioélectriques
摘要
申请公布号
FR858648(A)
申请公布日期
1940.11.29
申请号
FRD858648
申请日期
1939.08.04
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY LIMITED
发明人
分类号
H01Q11/06
主分类号
H01Q11/06
代理机构
代理人
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地址
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