,申请号FR19740028870-传众专利搜索

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发明名称
摘要
申请公布号	FR2262191(B3)	申请公布日期	1977.06.17
申请号	FR19740028870	申请日期	1974.08.22
申请人	DEMAG AG	发明人
分类号	E21D9/10;G01C7/06;(IPC1-7):E21C35/08;E21C19/00;E21D9/00	主分类号	E21D9/10
代理机构		代理人
主权项
地址

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