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发明名称
Fabrication de cintre par cintrages progressifs
摘要
申请公布号
FR60850(E)
申请公布日期
1955.01.31
申请号
FRD60850
申请日期
1950.07.07
申请人
COMPAGNIE DES SURCHAUFFEURS
发明人
HUET ANDRE
分类号
B21C37/28;B21D7/024
主分类号
B21C37/28
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