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经营范围
发明名称
Superheterodyne receiver
摘要
申请公布号
US2095035(A)
申请公布日期
1937.10.05
申请号
US19330702912
申请日期
1933.12.18
申请人
RADIO CORPORATION
发明人
POSTHUMUS KLAAS;WEYERS THEODORUS JOSEPHUS
分类号
H03J3/28
主分类号
H03J3/28
代理机构
代理人
主权项
地址
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