VERBESSERUNGEN BEI PERFORATOREN UND DIESE BETREFFEND,申请号DE20046012126T-传众专利搜索

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发明名称	VERBESSERUNGEN BEI PERFORATOREN UND DIESE BETREFFEND
摘要
申请公布号	DE602004012126(D1)	申请公布日期	2008.04.10
申请号	DE20046012126T	申请日期	2004.10.08
申请人	QINETIQ LTD.	发明人	MEDDES, RUSSELL VAUGHAN;HINTON, MICHAEL JOHN
分类号	E21B43/117	主分类号	E21B43/117
代理机构		代理人
主权项
地址

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