An improved expanding pipe stopper,申请号GB20030017358-传众专利搜索

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发明名称	An improved expanding pipe stopper
摘要
申请公布号	GB0317358(D0)	申请公布日期	2003.08.27
申请号	GB20030017358	申请日期	2003.07.25
申请人	ADVANCED SEWER PRODUCTS LIMITED	发明人
分类号	F16L55/132	主分类号	F16L55/132
代理机构		代理人
主权项
地址

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