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发明名称
SIGNAL-TO-NOISE RATIO MEASURING INSTRUMENT
摘要
申请公布号
JPH02136758(A)
申请公布日期
1990.05.25
申请号
JP19880290068
申请日期
1988.11.18
申请人
NEC CORP;NEC MIYAGI LTD
发明人
FUSHIMI SHIGEO;OKUYAMA YOSHIRO
分类号
G01R29/26
主分类号
G01R29/26
代理机构
代理人
主权项
地址
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