ELECTRIC LIGHT BOARD SYSTEM FOR DISPLAYING STATE OF ENVIRONMENTAL POLLUTION,申请号KR1019920015735-传众专利搜索

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发明名称	ELECTRIC LIGHT BOARD SYSTEM FOR DISPLAYING STATE OF ENVIRONMENTAL POLLUTION
摘要
申请公布号	KR1019950013859(B1)	申请公布日期	1995.11.17
申请号	KR1019920015735	申请日期	1992.08.31
申请人		发明人
分类号		主分类号
代理机构		代理人
主权项
地址

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