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发明名称
Perfectionnements aux systèmes de communication radio-électriques
摘要
申请公布号
FR998923(A)
申请公布日期
1952.01.24
申请号
FRD998923
申请日期
1949.11.04
申请人
THE GENERAL ELECTRIC COMPANY LIMITED
发明人
分类号
H04B7/26
主分类号
H04B7/26
代理机构
代理人
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