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发明名称
CONTROLLED SIGNAL AMPLIFYING SYSTEM
摘要
申请公布号
US3454892(A)
申请公布日期
1969.07.08
申请号
USD3454892
申请日期
1967.08.25
申请人
ZENITH RADIO CORP.
发明人
TERENCE J. KNOWLES
分类号
H03G3/30;(IPC1-7):H03G3/30;H03F3/42
主分类号
H03G3/30
代理机构
代理人
主权项
地址
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