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发明名称
Perfectionnements apportés à l'étirage de corps métalliques creux sans soudure
摘要
申请公布号
FR1150751(A)
申请公布日期
1958.01.17
申请号
FRD1150751
申请日期
1956.03.30
申请人
发明人
WEISS EUGENE
分类号
B21B17/02;B21B17/04;B21C3/08
主分类号
B21B17/02
代理机构
代理人
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地址
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