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发明名称
A LIGHT FOCUSING LENS
摘要
申请公布号
KR900002582(Y1)
申请公布日期
1990.03.30
申请号
KR19900000713U
申请日期
1990.01.22
申请人
MORI KEI
发明人
MORI KEI
分类号
G02B3/08;(IPC1-7):G02B3/08
主分类号
G02B3/08
代理机构
代理人
主权项
地址
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