OPTICAL DEVICE FOR PROJECTION TYPE TELEVISION,申请号JP19870268148-传众专利搜索

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发明名称	OPTICAL DEVICE FOR PROJECTION TYPE TELEVISION
摘要
申请公布号	JPH01112879(A)	申请公布日期	1989.05.01
申请号	JP19870268148	申请日期	1987.10.26
申请人	HITACHI LTD	发明人	YOSHIKAWA HIROKI;MORI SHIGERU;NUMATA TORU;MURANAKA MASAYUKI;WADA KIYOSHI;YOSHIZAKI ISAO
分类号	H04N9/31;H04N5/74	主分类号	H04N9/31
代理机构		代理人
主权项
地址

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