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发明名称
PREPARATION OF ROLLER
摘要
PURPOSE:To form the hardened to the definite depth from the surface, by contacting and rolling the wheel, roller, etc. to the surface of plural working rollers having different diameters with different pushing forces.
申请公布号
JPS5438248(A)
申请公布日期
1979.03.22
申请号
JP19770105150
申请日期
1977.09.01
申请人
发明人
分类号
B24B39/04
主分类号
B24B39/04
代理机构
代理人
主权项
地址
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