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经营范围
发明名称
ROLLING METHOD WITH PLANETARY ROLL
摘要
申请公布号
KR100226939(B1)
申请公布日期
1999.10.15
申请号
KR19950068423
申请日期
1995.12.30
申请人
POHANG IRON & STEEL CO.LTD
发明人
LEE, SEONG-BOK;KANG, DAE-YOUNG
分类号
B21B1/22;(IPC1-7):B21B1/22
主分类号
B21B1/22
代理机构
代理人
主权项
地址
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