ROAD DRAINAGE APPARATUS,申请号GB19910012064-传众专利搜索

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发明名称	ROAD DRAINAGE APPARATUS
摘要
申请公布号	GB9112064(D0)	申请公布日期	1991.07.24
申请号	GB19910012064	申请日期	1991.06.05
申请人	HOARTY, DENNIS A	发明人
分类号	E01C11/22;E01D19/08;E03F5/06	主分类号	E01C11/22
代理机构		代理人
主权项
地址

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