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发明名称
Improvements in or relating to abrasive coated sheet material
摘要
申请公布号
GB595675(A)
申请公布日期
1947.12.12
申请号
GB19440009684
申请日期
1944.05.19
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
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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