BILLBOARD USING LCD,申请号KR19870021580U-传众专利搜索

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发明名称	BILLBOARD USING LCD
摘要
申请公布号	KR910009419(Y1)	申请公布日期	1991.12.07
申请号	KR19870021580U	申请日期	1987.12.08
申请人	LEE IN-SOON	发明人	LEE IN-SOON
分类号	G09F13/00;(IPC1-7):G09F13/00	主分类号	G09F13/00
代理机构		代理人
主权项
地址

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