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发明名称
Fabrication de paumelles métalliques de précision
摘要
申请公布号
FR930738(A)
申请公布日期
1948.02.03
申请号
FRD930738
申请日期
1946.07.17
申请人
发明人
SOURDIS PIERRE-ANDRE
分类号
B21D53/40
主分类号
B21D53/40
代理机构
代理人
主权项
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