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发明名称
Duplex radio communication
摘要
申请公布号
US2851685(A)
申请公布日期
1958.09.09
申请号
US19540432264
申请日期
1954.05.25
申请人
RADIO PATENTS COMPANY
发明人
HOLLMANN HANS E.
分类号
H04B1/56
主分类号
H04B1/56
代理机构
代理人
主权项
地址
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