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经营范围
发明名称
Procédé de gravure
摘要
申请公布号
FR1115073(A)
申请公布日期
1956.04.19
申请号
FRD1115073
申请日期
1954.11.24
申请人
发明人
CAEN HENRI
分类号
B44C1/22
主分类号
B44C1/22
代理机构
代理人
主权项
地址
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