SLIME DISCHARGE STRUCTURE OF DRILL HAMMER,申请号KR19930015397U-传众专利搜索

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发明名称	SLIME DISCHARGE STRUCTURE OF DRILL HAMMER
摘要
申请公布号	KR960002677(Y1)	申请公布日期	1996.03.30
申请号	KR19930015397U	申请日期	1993.08.11
申请人	SUNG, HEE - JOO;SIN, YOUNG - CHOL	发明人	SIN, YOUNG - CHOL
分类号	E21B1/00;(IPC1-7):E21B1/00	主分类号	E21B1/00
代理机构		代理人
主权项
地址

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