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经营范围
发明名称
Frequency discriminator circuits
摘要
申请公布号
US2433377(A)
申请公布日期
1947.12.30
申请号
US19430515016
申请日期
1943.12.20
申请人
FEDERAL TELEPHONE AND RADIO CORPORATION
发明人
GRAND JESSE S. LE;BOSSIERE EDWARD LA
分类号
H03D3/08
主分类号
H03D3/08
代理机构
代理人
主权项
地址
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