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发明名称
OPTICAL DEVICE
摘要
申请公布号
JPH11133449(A)
申请公布日期
1999.05.21
申请号
JP19970301600
申请日期
1997.11.04
申请人
NIPPON TELEGR & TELEPH CORP <NTT>
发明人
SUYAMA SHIRO;KATO KINYA;KAMIHIRA KAZUTAKE
分类号
G02F1/1343;G02F1/13;G02F1/133;G09G3/36;(IPC1-7):G02F1/134
主分类号
G02F1/1343
代理机构
代理人
主权项
地址
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