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发明名称
Perfectionnements à la technique du rivetage et moyens nouveaux pour la mise en oeuvre de ces perfectionnements
摘要
申请公布号
FR971212(A)
申请公布日期
1951.01.15
申请号
FRD971212
申请日期
1939.07.11
申请人
发明人
DEWOITINE EMILE-JULIEN-EUGENE
分类号
B21J15/36
主分类号
B21J15/36
代理机构
代理人
主权项
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