METHOD OF LAYING UNDERGROUND PIPES,CONDUITS AND THE LIKE SO AS TO MAKE THEIR PRESENCE EASILY DETECTABLE,申请号USD3533243-传众专利搜索

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发明名称	METHOD OF LAYING UNDERGROUND PIPES,CONDUITS AND THE LIKE SO AS TO MAKE THEIR PRESENCE EASILY DETECTABLE
摘要
申请公布号	US3533243(A)	申请公布日期	1970.10.13
申请号	USD3533243	申请日期	1968.09.20
申请人	FORMAN K. SUYDAM	发明人	FORMAN K. SUYDAM
分类号	F16L1/11;(IPC1-7):F16L1/00;G01D13/02	主分类号	F16L1/11
代理机构		代理人
主权项
地址

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