Senkstuetze fuer Streckenausbau im Bergbau,申请号DE1959B053935-传众专利搜索

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发明名称	Senkstuetze fuer Streckenausbau im Bergbau
摘要
申请公布号	DE1140529(B)	申请公布日期	1962.12.06
申请号	DE1959B053935	申请日期	1959.07.09
申请人	FRITZ GREWE	发明人	GREWE FRITZ
分类号	E21D11/18;E21D15/38	主分类号	E21D11/18
代理机构		代理人
主权项
地址

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