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发明名称
Apparatus for testing for the existence of signals in the presence of overriding noise
摘要
申请公布号
US2897351(A)
申请公布日期
1959.07.28
申请号
US19530339817
申请日期
1953.03.02
申请人
MELTON BEN S
发明人
MELTON BEN S.
分类号
H04B7/08
主分类号
H04B7/08
代理机构
代理人
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