Roller bits.,申请号ZA19930000735-传众专利搜索

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法人/股东/高管

发明名称	Roller bits.
摘要
申请公布号	ZA9300735(B)	申请公布日期	1993.08.03
申请号	ZA19930000735	申请日期	1993.02.03
申请人	BOART INTERNATIONAL LIMITED	发明人	RONALD BAWDEN;DAVID WILLIAM PAUL;CHRISTOPHER THOMAS PETERS
分类号	E21B	主分类号	E21B
代理机构		代理人
主权项
地址

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