Ausbau einer Abzweigung von Untertagstrecken sowie Verfahren zu seiner Herstellung,申请号DE1958B050294-传众专利搜索

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发明名称	Ausbau einer Abzweigung von Untertagstrecken sowie Verfahren zu seiner Herstellung
摘要
申请公布号	DE1117070(B)	申请公布日期	1961.11.16
申请号	DE1958B050294	申请日期	1958.09.10
申请人	BAYERISCHE BERG-, HUETTEN- UND SALZWERKE AKTIENGESELLSCHAFT	发明人	HEISSBAUER DIPL.-ING. HEINRICH
分类号	E21D11/36	主分类号	E21D11/36
代理机构		代理人
主权项
地址

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