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经营范围
发明名称
Improvements in or relating to thermionic valve oscillation generators
摘要
申请公布号
GB475048(A)
申请公布日期
1937.11.11
申请号
GB19360013303
申请日期
1936.05.11
申请人
BAIRD TELEVISION LIMITED;RUDOLF JAN HAMILTON FORMAN
发明人
分类号
H03C5/04
主分类号
H03C5/04
代理机构
代理人
主权项
地址
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