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发明名称	BOHRVORSCHUBVORRICHTUNG
摘要
申请公布号	DD146074(A1)	申请公布日期	1981.01.21
申请号	DD19790215738	申请日期	1979.09.24
申请人	HECKER,HEINZ,DD;HEIDEMANN,HANS,DD;CZUDAJ,KLAUS,DD	发明人	HECKER,HEINZ,DD;HEIDEMANN,HANS,DD;CZUDAJ,KLAUS,DD
分类号	(IPC1-7):E21C11/00	主分类号	(IPC1-7):E21C11/00
代理机构		代理人
主权项
地址

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