Vorrichtung zum Verlegen von Strebfoerderern,申请号DE1944W003038D-传众专利搜索

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发明名称	Vorrichtung zum Verlegen von Strebfoerderern
摘要
申请公布号	DE903683(C)	申请公布日期	1954.02.08
申请号	DE1944W003038D	申请日期	1944.06.20
申请人	GERHARD WERNER;KARL IDEL	发明人
分类号	E21F13/08	主分类号	E21F13/08
代理机构		代理人
主权项
地址

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