A new mine ventilation system,申请号AU20080101224-传众专利搜索

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发明名称	A new mine ventilation system
摘要
申请公布号	AU2008101224(B4)	申请公布日期	2011.09.01
申请号	AU20080101224	申请日期	2008.12.16
申请人	WILSON, CHRISTOPHER	发明人	WILSON, CHRISTOPHER DAVID
分类号	E21F1/04;E21F1/06	主分类号	E21F1/04
代理机构		代理人
主权项
地址

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