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发明名称	KUTSUSAKUKI
摘要
申请公布号	JP2640881(B2)	申请公布日期	1997.08.13
申请号	JP19910210152	申请日期	1991.07.26
申请人	FUJITA KK	发明人	NAGAOKA AKIHIKO;MORI TOSHIO;KAMI HIROICHI;MIMURA YOICHI;KANDA TAKESHI
分类号	E21B7/02;E21B15/00;E21B19/08;E21D9/04;(IPC1-7):E21D9/04;E21C11/00	主分类号	E21B7/02
代理机构		代理人
主权项
地址

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