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发明名称
Frequency measuring apparatus
摘要
申请公布号
US2933682(A)
申请公布日期
1960.04.19
申请号
US19560569307
申请日期
1956.03.05
申请人
GENERAL DYNAMICS CORPORATION
发明人
MOULTON ARTHUR B.;WEBB JOSEPH A.
分类号
G01R23/00;G01R25/00
主分类号
G01R23/00
代理机构
代理人
主权项
地址
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