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发明名称
TWO LUMINOUS FLUX PYRAMIDAL DEFLECTING ELEMENT
摘要
申请公布号
JPH04199020(A)
申请公布日期
1992.07.20
申请号
JP19900332717
申请日期
1990.11.29
申请人
RICOH CO LTD
发明人
ATSUMI HIROMICHI;TOMITA HIROSHI;OTSUBO KAZUHISA;NAKAJIMA TOMOHIRO
分类号
G02B26/10
主分类号
G02B26/10
代理机构
代理人
主权项
地址
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