CUTTING INSERT FOR A DRILL BIT,申请号ZA19880001521-传众专利搜索

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发明名称	CUTTING INSERT FOR A DRILL BIT
摘要
申请公布号	ZA8801521(B)	申请公布日期	1988.10.26
申请号	ZA19880001521	申请日期	1988.03.03
申请人	DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY) LIMITED	发明人	KLAUS TANK
分类号	B23B;B23P;B24D	主分类号	B23B
代理机构		代理人
主权项
地址

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