Verfahren zum Herstellen einer Stollen- oder Tunnelroehre durch Vortrieb eines im Erdreich verbleibenden, mit Schildschneide versehenen Vortriebsrohres,申请号DE1955V008619-传众专利搜索

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发明名称	Verfahren zum Herstellen einer Stollen- oder Tunnelroehre durch Vortrieb eines im Erdreich verbleibenden, mit Schildschneide versehenen Vortriebsrohres
摘要
申请公布号	DE974458(C)	申请公布日期	1960.12.29
申请号	DE1955V008619	申请日期	1955.03.15
申请人	VOMBERG FRIEDRICH DR. TECHN.	发明人	VOMBERG FRIEDRICH DR. TECHN.
分类号	E21D9/00	主分类号	E21D9/00
代理机构		代理人
主权项
地址

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