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发明名称
Frequency variation response circuit
摘要
申请公布号
US2231996(A)
申请公布日期
1941.02.18
申请号
US19370146555
申请日期
1937.06.05
申请人
RADIO PATENTS CORPORATION
发明人
GUANELLA GUSTAVE;LATTMANN MAX
分类号
H03J7/04
主分类号
H03J7/04
代理机构
代理人
主权项
地址
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