Grubenausbauprofil,申请号DE1949F000515-传众专利搜索

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发明名称	Grubenausbauprofil
摘要
申请公布号	DE963772(C)	申请公布日期	1957.05.16
申请号	DE1949F000515	申请日期	1949.12.31
申请人	DIPL.-ING. AUGUST FISCHER	发明人	FISCHER DIPL.-ING. AUGUST
分类号	E21D17/01	主分类号	E21D17/01
代理机构		代理人
主权项
地址

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