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发明名称
ROUGH ROLLING DOWN DEVICE
摘要
申请公布号
JPH11179405(A)
申请公布日期
1999.07.06
申请号
JP19970349138
申请日期
1997.12.18
申请人
ISHIKAWAJIMA HARIMA HEAVY IND CO LTD;NKK CORP
发明人
NARISHIMA SHIGEKI;IDE KENICHI;MOMO YASUSHI
分类号
B21B1/02;B21B13/06;B21B15/00;(IPC1-7):B21B15/00
主分类号
B21B1/02
代理机构
代理人
主权项
地址
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