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发明名称
PRODUCTION OF LIGHT GUIDE PLATE AND LIGHT GUIDE PLATE
摘要
申请公布号
JPH0493803(A)
申请公布日期
1992.03.26
申请号
JP19900206830
申请日期
1990.08.06
申请人
RICOH CO LTD
发明人
YOSHIDA YOSHIHIRO;KOBAYASHI HIROSHI
分类号
G02B6/02
主分类号
G02B6/02
代理机构
代理人
主权项
地址
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