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发明名称
CALIBRATING CIRCUIT FOR CALIBRATION OF AUTOMATIC NOISE FACTOR ESTIMATING DEVICE
摘要
申请公布号
PL154517(B1)
申请公布日期
1991.08.30
申请号
PL19870266978
申请日期
1987.07.23
申请人
发明人
分类号
G01S;G01S7/42;(IPC1-7):G01S7/42
主分类号
G01S
代理机构
代理人
主权项
地址
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