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发明名称
Abrasive article
摘要
申请公布号
US3267623(A)
申请公布日期
1966.08.23
申请号
US19630257263
申请日期
1963.02.08
申请人
MERIT PRODUCTS, INC.
发明人
BLOCK ALECK
分类号
B24D11/00
主分类号
B24D11/00
代理机构
代理人
主权项
地址
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