METHOD FOR LAYING PIPES WITHOUT DIGGING TRENCHES,申请号HK20070114255-传众专利搜索

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发明名称	METHOD FOR LAYING PIPES WITHOUT DIGGING TRENCHES
摘要
申请公布号	HK1109183(A1)	申请公布日期	2009.07.31
申请号	HK20070114255	申请日期	2007.12.28
申请人	MEYER & JOHN GMBH	发明人	KOEGLER, RUEDIGER
分类号	E21B	主分类号	E21B
代理机构		代理人
主权项
地址

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