BOLZEN FUER GRUBENAUSBAUBOEGEN.,申请号DE195700B8334U-传众专利搜索

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发明名称	BOLZEN FUER GRUBENAUSBAUBOEGEN.
摘要
申请公布号	DE1744828(U)	申请公布日期	1957.05.16
申请号	DE195700B8334U	申请日期	1957.01.28
申请人	BERGBAUSTAHL G.M.B.H.	发明人
分类号	E21D11/28	主分类号	E21D11/28
代理机构		代理人
主权项
地址

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