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发明名称
Spectrum analyzer
摘要
申请公布号
US2997650(A)
申请公布日期
1961.08.22
申请号
US19580712282
申请日期
1958.01.30
申请人
GENERAL ELECTRIC COMPANY
发明人
APPLEBAUM SIDNEY
分类号
G01R23/00
主分类号
G01R23/00
代理机构
代理人
主权项
地址
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