Mine prop headboard,申请号ZA20070005859-传众专利搜索

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发明名称	Mine prop headboard
摘要
申请公布号	ZA200705859(B)	申请公布日期	2009.04.29
申请号	ZA20070005859	申请日期	2007.05.31
申请人	CAMWORTH TECHNOLOGIES LIMITED	发明人	TYRER, DAVID CHARLES
分类号	E21D	主分类号	E21D
代理机构		代理人
主权项
地址

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