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发明名称
Radio relay system
摘要
申请公布号
US2146301(A)
申请公布日期
1939.02.07
申请号
US19360102524
申请日期
1936.09.25
申请人
RADIO CORPORATION
发明人
KNOTTS WARREN L.;BEVERAGE HAROLD H.
分类号
H04B7/155
主分类号
H04B7/155
代理机构
代理人
主权项
地址
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