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发明名称
Procédé pour cintrer des pièces métalliques dans un four à réchauffer et dispositif pour mettre en oeuvre ce procédé
摘要
申请公布号
FR1020068(A)
申请公布日期
1953.02.02
申请号
FRD1020068
申请日期
1950.06.12
申请人
发明人
BEHRENS HANS
分类号
B21D9/12
主分类号
B21D9/12
代理机构
代理人
主权项
地址
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