Ausbauelement, insbesondere fuer den mechanisierten Strebausbau,申请号DE1948P011992-传众专利搜索

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发明名称	Ausbauelement, insbesondere fuer den mechanisierten Strebausbau
摘要
申请公布号	DE916641(C)	申请公布日期	1954.08.16
申请号	DE1948P011992	申请日期	1948.10.02
申请人	GERHARD WERNER;KARL IDEL	发明人
分类号	E21D23/00;E21D23/04	主分类号	E21D23/00
代理机构		代理人
主权项
地址

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