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经营范围
发明名称
électro-graveur
摘要
申请公布号
FR865091(A)
申请公布日期
1941.05.13
申请号
FRD865091
申请日期
1940.04.22
申请人
LES INSTRUMENTS SCIENTIFIQUES & INDUSTRIELS
发明人
分类号
B23H9/06
主分类号
B23H9/06
代理机构
代理人
主权项
地址
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