Sonic heads and assemblies and uses thereof,申请号AP20050003461-传众专利搜索

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发明名称	Sonic heads and assemblies and uses thereof
摘要
申请公布号	AP1981(A)	申请公布日期	2009.03.23
申请号	AP20050003461	申请日期	2004.06.18
申请人	FLEXIDRILL LIMITED	发明人	PFAHLERT ROGER
分类号	E02D3/054;E21B7/24;E21B28/00	主分类号	E02D3/054
代理机构		代理人
主权项
地址

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