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发明名称
CHOCKLESS ROLLING MILL
摘要
申请公布号
JPS6448611(A)
申请公布日期
1989.02.23
申请号
JP19870203441
申请日期
1987.08.18
申请人
NKK CORP
发明人
MATSUO GIICHI;MEHARA AKIO;YAMAGUCHI FUMIYUKI
分类号
B21B13/02;B21B31/02;B21B31/18;B21B31/26
主分类号
B21B13/02
代理机构
代理人
主权项
地址
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