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发明名称
PROJECTION IMAGE DISPLAY APPARATUS
摘要
申请公布号
KR910005257(B1)
申请公布日期
1991.07.24
申请号
KR19900009297
申请日期
1990.06.22
申请人
HITACHI LTD.
发明人
HUKUDA KYOHEI
分类号
H04N5/74;G02B13/16;G02B13/18;H04N9/31;(IPC1-7):H04N5/74
主分类号
H04N5/74
代理机构
代理人
主权项
地址
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