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经营范围
发明名称
Improvements in or relating to radio antennae
摘要
申请公布号
GB489774(A)
申请公布日期
1938.08.03
申请号
GB19370003238
申请日期
1937.02.03
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY, LIMITED
发明人
分类号
H01Q21/10
主分类号
H01Q21/10
代理机构
代理人
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地址
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