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发明名称
Frequency meter circuit
摘要
申请公布号
US2905895(A)
申请公布日期
1959.09.22
申请号
US19560620088
申请日期
1956.11.02
申请人
EPSCO, INCORPORATED
发明人
GORDON BERNARD M.
分类号
G01R23/09;G06F7/68;H03K21/00;H03M1/00
主分类号
G01R23/09
代理机构
代理人
主权项
地址
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