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发明名称
Frequency detection system compensated against discriminator drift
摘要
申请公布号
US3218572(A)
申请公布日期
1965.11.16
申请号
US19620233097
申请日期
1962.10.25
申请人
BECKMAN INSTRUMENTS, INC.
发明人
DIMMICK RALPH R.
分类号
H03D3/00
主分类号
H03D3/00
代理机构
代理人
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