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发明名称
Frequency responsive circuit
摘要
申请公布号
US2403615(A)
申请公布日期
1946.07.09
申请号
US19420467445
申请日期
1942.11.30
申请人
RADIO CORPORATION
发明人
JR. ROYDEN C. SANDERS,
分类号
G05F1/00;H01H51/32
主分类号
G05F1/00
代理机构
代理人
主权项
地址
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