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发明名称
Superheterodyne receiver
摘要
申请公布号
US2073344(A)
申请公布日期
1937.03.09
申请号
US19340726931
申请日期
1934.05.22
申请人
HAZELTINE CORPORATION
发明人
JOHNSON JOHN KELLY
分类号
F16J9/20;H03H7/01;H04B1/26
主分类号
F16J9/20
代理机构
代理人
主权项
地址
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