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发明名称
研磨片材
摘要
右视图与左视图对称,省略右视图。俯视图与仰视图对称,省略俯视图。
申请公布号
CN3381568D
申请公布日期
2004.07.28
申请号
CN200330101967.1
申请日期
2003.10.23
申请人
3M创新有限公司
发明人
海老沢一
分类号
08-01
主分类号
08-01
代理机构
上海专利商标事务所
代理人
闻卿
主权项
地址
美国明尼苏达州
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