Ausziehgleis fuer Streckenvortrieb,申请号DENDATK107262D-传众专利搜索

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发明名称	Ausziehgleis fuer Streckenvortrieb
摘要
申请公布号	DE521980(C)	申请公布日期	1931.03.28
申请号	DENDATK107262D	申请日期
申请人	MASCHINENFABRIK HEINR. KORFMANN JR.	发明人
分类号	E21C29/04	主分类号	E21C29/04
代理机构		代理人
主权项
地址

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