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经营范围
发明名称
Coarse frequency discriminator
摘要
申请公布号
US2901614(A)
申请公布日期
1959.08.25
申请号
US19570645957
申请日期
1957.03.14
申请人
COLLINS RADIO COMPANY
发明人
SHERWOOD JOHN R.
分类号
H03J1/18
主分类号
H03J1/18
代理机构
代理人
主权项
地址
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