HANDHABEN VON ROHREN IN EINER BOHREINRICHTUNG,申请号AT19970948014T-传众专利搜索

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发明名称	HANDHABEN VON ROHREN IN EINER BOHREINRICHTUNG
摘要
申请公布号	AT225457(T)	申请公布日期	2002.10.15
申请号	AT19970948014T	申请日期	1997.12.05
申请人	DEUTSCHE TIEFBOHR AKTIENGESELLSCHAFT	发明人	KAMPHORST, HERMAN;BOETTGER, DIETRICH;VAN WECHEM, GUSTAAF, LOUIS
分类号	E21B19/14;E21B19/16;E21B19/20;(IPC1-7):E21B19/20	主分类号	E21B19/14
代理机构		代理人
主权项
地址

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