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发明名称
Radio transmitting-receiving apparatus
摘要
申请公布号
US2548813(A)
申请公布日期
1951.04.10
申请号
US19450623399
申请日期
1945.10.19
申请人
PERKINS GEORGE D;STONE JR CHARLES E
发明人
PERKINS GEORGE D.;JR. CHARLES E. STONE,
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