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经营范围
发明名称
OPTICAL ISOLATOR
摘要
申请公布号
JPH02103505(A)
申请公布日期
1990.04.16
申请号
JP19880258603
申请日期
1988.10.13
申请人
NEC CORP
发明人
SAITO SEIICHI;KUWANO YASUHIKO
分类号
G02B5/30;C30B29/30;G02B27/28;G02F1/09
主分类号
G02B5/30
代理机构
代理人
主权项
地址
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