Absperrschuetze fuer runde Druckstollen,申请号DE1949P031269-传众专利搜索

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发明名称	Absperrschuetze fuer runde Druckstollen
摘要
申请公布号	DE802145(C)	申请公布日期	1951.02.05
申请号	DE1949P031269	申请日期	1949.01.09
申请人	J. M. VOITH G.M.B.H.	发明人	BURGER CARL DIPL.-ING.
分类号	E02B7/26	主分类号	E02B7/26
代理机构		代理人
主权项
地址

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