PROCEDE D'EXCAVATION A LA BOUE,申请号FR19820009935-传众专利搜索

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发明名称	PROCEDE D'EXCAVATION A LA BOUE
摘要
申请公布号	FR2507240(B1)	申请公布日期	1985.11.08
申请号	FR19820009935	申请日期	1982.06.08
申请人	OHBAYASHI GUMI LTD	发明人
分类号	C09K8/24;E21B21/00;(IPC1-7):E21B21/14;C09K7/00	主分类号	C09K8/24
代理机构		代理人
主权项
地址

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