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发明名称
MATRICES POUR DES BARRES PROFILEES
摘要
申请公布号
RO64306(A)
申请公布日期
1979.05.15
申请号
RO19740080923
申请日期
1974.12.24
申请人
HITACHI METAIS,JP
发明人
KAGEYAMA,KOICHI,JP;ENDO,TOSHIKAZU,JP
分类号
B21C3/02;(IPC1-7):21C3/02
主分类号
B21C3/02
代理机构
代理人
主权项
地址
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