A METHOD AND APPARATUS FOR QUARRYING ROCK,申请号ZA19910000011-传众专利搜索

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发明名称	A METHOD AND APPARATUS FOR QUARRYING ROCK
摘要
申请公布号	ZA9100011(B)	申请公布日期	1991.10.30
申请号	ZA19910000011	申请日期	1991.01.02
申请人	PETER EBERHARDT	发明人	PETER EBERHARDT
分类号	B28D	主分类号	B28D
代理机构		代理人
主权项
地址

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