Road warning signs,申请号GB19900012257-传众专利搜索

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发明名称	Road warning signs
摘要
申请公布号	GB2245402(A)	申请公布日期	1992.01.02
申请号	GB19900012257	申请日期	1990.06.01
申请人	MARK * NAPPER;DEREK * ALDERSON	发明人	MARK * NAPPER;DEREK * ALDERSON
分类号	G09F27/00	主分类号	G09F27/00
代理机构		代理人
主权项
地址

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