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发明名称
Improvements in or relating to abrasive grain material of sintered bauxite
摘要
申请公布号
GB965231(A)
申请公布日期
1964.07.29
申请号
GB19600034424
申请日期
1960.10.07
申请人
NORTON COMPANY
发明人
分类号
B24D18/00;C09K3/14
主分类号
B24D18/00
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代理人
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