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发明名称
Récepteur radiophonique à perturbations réduites
摘要
申请公布号
FR839469(A)
申请公布日期
1939.04.04
申请号
FRD839469
申请日期
1938.06.17
申请人
HAZELTINE CORPORATION
发明人
分类号
H03G5/20
主分类号
H03G5/20
代理机构
代理人
主权项
地址
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