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经营范围
发明名称
摘要
PURPOSE:To grind the tip of a magnetic head within brief period of time in a manner that it will keep good contact with a magnetic tape.
申请公布号
JPS5614421(B2)
申请公布日期
1981.04.03
申请号
JP19750114035
申请日期
1975.09.19
申请人
发明人
分类号
B24B21/00;B24B1/00
主分类号
B24B21/00
代理机构
代理人
主权项
地址
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