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发明名称
AMPLIFIER
摘要
申请公布号
CA617650(A)
申请公布日期
1961.04.04
申请号
CAD617650
申请日期
申请人
DU MONT TELEVISION AND ELECTRONICS
发明人
HEINZ E. KALLMANN
分类号
主分类号
代理机构
代理人
主权项
地址
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