Method for locating and examining cavities under paved roads,申请号EP19920308655-传众专利搜索

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发明名称	Method for locating and examining cavities under paved roads
摘要
申请公布号	EP0534730(B1)	申请公布日期	1998.07.15
申请号	EP19920308655	申请日期	1992.09.23
申请人	GEO SEARCH CO. LTD.	发明人	TOMITA, HIROSHI
分类号	G01C7/06;E01C23/01;G01S13/02;G01S13/88;G01V3/12;(IPC1-7):G01S13/88	主分类号	G01C7/06
代理机构		代理人
主权项
地址

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