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发明名称
Frequency modulated wave apparatus
摘要
申请公布号
US2721997(A)
申请公布日期
1955.10.25
申请号
US19520300303
申请日期
1952.07.22
申请人
COMPAGNIE GENERALE DE TELEGRAPHIE SANS FIL
发明人
DENIS MARCEL
分类号
G01R29/06
主分类号
G01R29/06
代理机构
代理人
主权项
地址
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