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发明名称
PROJECTION LENS FOR PROJECTOR
摘要
申请公布号
JPH01188814(A)
申请公布日期
1989.07.28
申请号
JP19880012581
申请日期
1988.01.25
申请人
KONICA CORP
发明人
UEDA KIICHIRO
分类号
G02B13/16;G02B13/18;H04N5/74
主分类号
G02B13/16
代理机构
代理人
主权项
地址
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