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经营范围
发明名称
Improvements in or relating to radio-receiving devices comprising a frame aerial
摘要
申请公布号
GB612842(A)
申请公布日期
1948.11.18
申请号
GB19460014032
申请日期
1946.05.09
申请人
PHILIPS LAMPS LIMITED
发明人
分类号
H03H2/00;H04B1/10
主分类号
H03H2/00
代理机构
代理人
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地址
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