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经营范围
发明名称
Improvements in or relating to thermionic amplifier arrangements for use in television systems
摘要
申请公布号
GB412435(A)
申请公布日期
1934.06.28
申请号
GB19330022512
申请日期
1933.08.11
申请人
MARCONI'S WIRELESS TELEGRAPH COMPANY, LIMITED
发明人
分类号
H04N5/655
主分类号
H04N5/655
代理机构
代理人
主权项
地址
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