Hilfsausbau fuer Streckenvortriebe, insbesondere im untertaegigen Bergbau,申请号DE1958B048684-传众专利搜索

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发明名称	Hilfsausbau fuer Streckenvortriebe, insbesondere im untertaegigen Bergbau
摘要
申请公布号	DE1201288(B)	申请公布日期	1965.09.23
申请号	DE1958B048684	申请日期	1958.04.24
申请人	BOCHUMER EISENHUETTE HEINTZMANN & CO.	发明人	BIENHUELS WILHELM
分类号	E21D19/04	主分类号	E21D19/04
代理机构		代理人
主权项
地址

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