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发明名称
OPTICAL ATTENUATOR
摘要
申请公布号
JPH0540234(A)
申请公布日期
1993.02.19
申请号
JP19910353000
申请日期
1991.12.17
申请人
ANRITSU CORP
发明人
KOMAZAWA HIROSHI;ITOU FUMIYUKI;SASAKI YOSHIHARU
分类号
G02B6/00;G02B7/00;G02B26/02
主分类号
G02B6/00
代理机构
代理人
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