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经营范围
发明名称
PROCEDIMIENTOS EN LAS MáQUINA PERFORADORAS DE PERCUSION
摘要
申请公布号
ES209815(A1)
申请公布日期
1953.12.16
申请号
ES19150002098
申请日期
1953.06.16
申请人
SJOSTROM, ARNE
发明人
分类号
(IPC1-7):E21
主分类号
(IPC1-7):E21
代理机构
代理人
主权项
地址
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