VORRICHTUNG ZUR ENTNAHME VON PROBEN AUS BOHRLOECHERN,申请号AT19900000246-传众专利搜索

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发明名称	VORRICHTUNG ZUR ENTNAHME VON PROBEN AUS BOHRLOECHERN
摘要
申请公布号	AT395341(B)	申请公布日期	1992.11.25
申请号	AT19900000246	申请日期	1990.02.06
申请人	KELLER GRUNDBAU GMBH	发明人
分类号	E21B34/10;E21B49/02;E21B49/08	主分类号	E21B34/10
代理机构		代理人
主权项
地址

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