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经营范围
发明名称
étançon de mine
摘要
申请公布号
FR1175285(A)
申请公布日期
1959.03.23
申请号
FRD1175285
申请日期
1957.05.16
申请人
发明人
NOE OSKAR
分类号
E21D15/58;E21D23/00
主分类号
E21D15/58
代理机构
代理人
主权项
地址
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