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发明名称
Light modulation element.
摘要
申请公布号
EP0332456(B1)
申请公布日期
1995.09.20
申请号
EP19890302379
申请日期
1989.03.10
申请人
MITSUI PETROCHEMICAL INDUSTRIES, LTD.
发明人
NISHIYAMA, SHINICHI;YAMAOKA, HIDEO;YAMANAKA, TOORU
分类号
C09K19/32;G02F1/139;(IPC1-7):G02F1/137;C09K19/20
主分类号
C09K19/32
代理机构
代理人
主权项
地址
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