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发明名称
Bloc de perçage et de contrôle
摘要
申请公布号
FR988677(A)
申请公布日期
1951.08.30
申请号
FRD988677
申请日期
1949.04.13
申请人
发明人
POLLET JULES-MARIE-ANTOINE
分类号
B23B47/28
主分类号
B23B47/28
代理机构
代理人
主权项
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