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发明名称
High-frequency receiving system
摘要
申请公布号
US1755091(A)
申请公布日期
1930.04.15
申请号
US19290351093
申请日期
1929.03.29
申请人
GENERAL ELECTRIC COMPANY
发明人
ALLEN HUGH E.
分类号
H03D1/16
主分类号
H03D1/16
代理机构
代理人
主权项
地址
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