Sperrmauer fuer Stauseen,申请号DE1949P030144-传众专利搜索

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发明名称	Sperrmauer fuer Stauseen
摘要
申请公布号	DE817277(C)	申请公布日期	1951.10.15
申请号	DE1949P030144	申请日期	1949.01.01
申请人	FREYSSINET EUGENE	发明人	FREYSSINET EUGENE
分类号	E02B7/14	主分类号	E02B7/14
代理机构		代理人
主权项
地址

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