METHOD AND DEVICE FOR TRANSMITTING INFORMATION BY CABLE AND BY MUD WAVES,申请号EP19890400472-传众专利搜索

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发明名称	METHOD AND DEVICE FOR TRANSMITTING INFORMATION BY CABLE AND BY MUD WAVES
摘要
申请公布号	EP0330558(B1)	申请公布日期	1991.11.13
申请号	EP19890400472	申请日期	1989.02.21
申请人	INSTITUT FRANCAIS DU PETROLE	发明人	LESSI, JACQUES;MORIN, PIERRE
分类号	E21B47/12;E21B47/18	主分类号	E21B47/12
代理机构		代理人
主权项
地址

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