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经营范围
发明名称
Frequency discriminator
摘要
申请公布号
US3076940(A)
申请公布日期
1963.02.05
申请号
US19570637046
申请日期
1957.01.29
申请人
GILFILLAN BROS., INC.
发明人
DAVIS DONOVAN C.;ULE LOUIS A.;STOLTZ JOHN R.
分类号
H03D3/10
主分类号
H03D3/10
代理机构
代理人
主权项
地址
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