SCREEN DEVICE FOR DRAINAGE SYSTEM,申请号GB19830029048-传众专利搜索

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发明名称	SCREEN DEVICE FOR DRAINAGE SYSTEM
摘要
申请公布号	GB8329048(D0)	申请公布日期	1983.11.30
申请号	GB19830029048	申请日期	1983.10.31
申请人	COPE WHELON & CO LTD	发明人
分类号	E04D13/08;(IPC1-7):E04D13/08	主分类号	E04D13/08
代理机构		代理人
主权项
地址

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