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发明名称
SPECTRUM WIDTH MEASUREMENT DEVICE
摘要
申请公布号
JPH02247531(A)
申请公布日期
1990.10.03
申请号
JP19890068157
申请日期
1989.03.20
申请人
ADVANTEST CORP
发明人
MAGARA HIROTAKA;NIKI NAOHARU
分类号
G01J1/02;G01J9/04
主分类号
G01J1/02
代理机构
代理人
主权项
地址
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