HIGH PRESSURE JET WATER EXCAVATING MACHINE,申请号JP19760085991-传众专利搜索

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发明名称	HIGH PRESSURE JET WATER EXCAVATING MACHINE
摘要
申请公布号	JPS5312102(A)	申请公布日期	1978.02.03
申请号	JP19760085991	申请日期	1976.07.21
申请人	KUMAGAI GUMI CO LTD	发明人	MATSUSHITA IKUJIROU
分类号	E21B7/18;E21C25/60	主分类号	E21B7/18
代理机构		代理人
主权项
地址

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