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经营范围
发明名称
Television amplifier
摘要
申请公布号
GB461177(A)
申请公布日期
1937.02.08
申请号
GB19350013407
申请日期
1935.05.07
申请人
RADIOAKTIENGESELLSCHAFT D.S. LOEWE
发明人
分类号
H03F1/50
主分类号
H03F1/50
代理机构
代理人
主权项
地址
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