Schraemwalze fuer Schraemmaschinen des Untertagebergbaues,申请号DE1957E014436-传众专利搜索

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发明名称	Schraemwalze fuer Schraemmaschinen des Untertagebergbaues
摘要
申请公布号	DE1150341(B)	申请公布日期	1963.06.20
申请号	DE1957E014436	申请日期	1957.07.23
申请人	GEBR. EICKHOFF;MASCHINENFABRIK;EISENGIESSEREI M.B.H.	发明人	RENZING OTTO
分类号	E21C25/08	主分类号	E21C25/08
代理机构		代理人
主权项
地址

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