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发明名称
Improved contact wheels for grinding and abrading apparatus
摘要
申请公布号
GB838066(A)
申请公布日期
1960.06.22
申请号
GB19560011018
申请日期
1956.04.11
申请人
MINNESOTA MINING AND MANUFACTURING COMPANY
发明人
分类号
B24B21/14
主分类号
B24B21/14
代理机构
代理人
主权项
地址
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