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发明名称
Signal receiver and warning device
摘要
申请公布号
US2437876(A)
申请公布日期
1948.03.16
申请号
US19450604068
申请日期
1945.07.09
申请人
THE UNITED STATES OF AMERICA, AS REPRESENTED BY THE SECRETARY OF WAR
发明人
COHN SEYMOUR B.
分类号
H03F1/54
主分类号
H03F1/54
代理机构
代理人
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