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发明名称
Dispositif pour percer des pièces rondes
摘要
申请公布号
FR904526(A)
申请公布日期
1945.11.08
申请号
FRD904526
申请日期
1944.05.23
申请人
发明人
WILDE OTTO RU:DOLF
分类号
B23B51/05
主分类号
B23B51/05
代理机构
代理人
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