,申请号DE19702018219-传众专利搜索

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发明名称
摘要
申请公布号	DE2018219(A1)	申请公布日期	1971.11.04
申请号	DE19702018219	申请日期	1970.04.16
申请人		发明人
分类号	E01C19/28;E01C19/38;G01P15/08;G01P15/11;(IPC1-7):G01P15/08	主分类号	E01C19/28
代理机构		代理人
主权项
地址

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