GRIPPER FOR BORING ROD,申请号JP19880186636-传众专利搜索

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发明名称	GRIPPER FOR BORING ROD
摘要
申请公布号	JPH0238694(A)	申请公布日期	1990.02.08
申请号	JP19880186636	申请日期	1988.07.26
申请人	AKIBA SANGYO KK	发明人	HOSHI EIJIRO
分类号	E21B19/06	主分类号	E21B19/06
代理机构		代理人
主权项
地址

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