DRILLING DEVICE FOR USE IN LONG-SIZE RECEPTACLE CONSTRUCTION METHOD,申请号JP19940200523-传众专利搜索

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发明名称	DRILLING DEVICE FOR USE IN LONG-SIZE RECEPTACLE CONSTRUCTION METHOD
摘要
申请公布号	JPH0860974(A)	申请公布日期	1996.03.05
申请号	JP19940200523	申请日期	1994.08.25
申请人	MATSUDA ASTEC KK	发明人	SHIBUKAWA TAKAO
分类号	E21B19/16;(IPC1-7):E21B19/16	主分类号	E21B19/16
代理机构		代理人
主权项
地址

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