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经营范围
发明名称
POLISHING DEVICE FOR CORRECTION ROLL
摘要
申请公布号
JPH04223854(A)
申请公布日期
1992.08.13
申请号
JP19900413105
申请日期
1990.12.20
申请人
DAIDOU KIKAI SEISAKUSHIYO:KK;DAIDO STEEL CO LTD
发明人
ISHIDA HITOSHI;NONAKA HIROYUKI;KAJITA YOSHIMITSU
分类号
B21B28/04;B24B5/37
主分类号
B21B28/04
代理机构
代理人
主权项
地址
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