CENTRALISED BLASTING IN A MINE,申请号ZA19910005784-传众专利搜索

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发明名称	CENTRALISED BLASTING IN A MINE
摘要
申请公布号	ZA9105784(B)	申请公布日期	1992.03.25
申请号	ZA19910005784	申请日期	1991.07.23
申请人	AECI LIMITED	发明人	BOHUMI MARIA JAN PLICHTA
分类号	E21C;E21D	主分类号	E21C
代理机构		代理人
主权项
地址

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