VIBRATION TYPE EXCAVATION APPARATUS,申请号JP19840271943-传众专利搜索

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发明名称	VIBRATION TYPE EXCAVATION APPARATUS
摘要
申请公布号	JPS61151395(A)	申请公布日期	1986.07.10
申请号	JP19840271943	申请日期	1984.12.25
申请人	HITACHI CONSTR MACH CO LTD	发明人	MITSUYANAGI NAOKI;OGATA KOJIRO
分类号	E21D9/06;E21D9/08	主分类号	E21D9/06
代理机构		代理人
主权项
地址

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