DRIVING BIT FOR DRIVING METHOD AND SO ON,申请号JP19760116154-传众专利搜索

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发明名称	DRIVING BIT FOR DRIVING METHOD AND SO ON
摘要
申请公布号	JPS5342412(A)	申请公布日期	1978.04.17
申请号	JP19760116154	申请日期	1976.09.28
申请人	KOGATA EIICHI	发明人	KOGATA EIICHI
分类号	E21B7/04;E02F5/18;E21D9/08	主分类号	E21B7/04
代理机构		代理人
主权项
地址

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