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发明名称
ILLUMINATING OPTICAL DEVICE
摘要
申请公布号
JPH0545731(A)
申请公布日期
1993.02.26
申请号
JP19910200712
申请日期
1991.08.09
申请人
SEIKO EPSON CORP
发明人
TANIMOTO AKIHITO
分类号
G02B6/00;G02F1/1335;G02F1/13357;G03B21/14
主分类号
G02B6/00
代理机构
代理人
主权项
地址
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