EXPANSION APPARATUS HAVING THREE BOREHOLE-CHANNEL SYSTEMS,申请号KR19890018697-传众专利搜索

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发明名称	EXPANSION APPARATUS HAVING THREE BOREHOLE-CHANNEL SYSTEMS
摘要
申请公布号	KR930006044(B1)	申请公布日期	1993.07.03
申请号	KR19890018697	申请日期	1989.12.16
申请人	EMITEC GESELLSCHAFT FUR EMISSIONS TECHNOLOGIE MBH.	发明人	SWARS, HELMUT;MAUS, WOLFGANG
分类号	B21D26/02;B21D39/08;B21D39/20;B21D53/84;(IPC1-7):B21D39/06	主分类号	B21D26/02
代理机构		代理人
主权项
地址

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