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发明名称
PROJECTOR LENS SYSTEM
摘要
申请公布号
JPH04157412(A)
申请公布日期
1992.05.29
申请号
JP19900283827
申请日期
1990.10.22
申请人
OLYMPUS OPTICAL CO LTD
发明人
KENNO KOKICHI;TEZUKA YOSHIKO
分类号
G02B9/64;G02B13/24;G03F7/20
主分类号
G02B9/64
代理机构
代理人
主权项
地址
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