Lens system for projection television receivers,申请号US19890417561-传众专利搜索

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发明名称	Lens system for projection television receivers
摘要
申请公布号	US5029993(A)	申请公布日期	1991.07.09
申请号	US19890417561	申请日期	1989.10.05
申请人	HITACHI, LTD.	发明人	FUKUDA, KYOHEI;SAKURAI, SOICHI;HIRATA, KOJI;MORI, SHIGERU
分类号	G02B13/16;G02B13/18	主分类号	G02B13/16
代理机构		代理人
主权项
地址

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