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发明名称
Procédé pour la fabrication de pièces de profils quelconques enroulées en hélice
摘要
申请公布号
FR891584(A)
申请公布日期
1944.03.10
申请号
FRD891584
申请日期
1943.02.27
申请人
发明人
AMOUROUX GEORGES
分类号
B21C37/00;B21F3/04;B60B5/02
主分类号
B21C37/00
代理机构
代理人
主权项
地址
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