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发明名称
APPARATUS AND METHOD FOR MAKING FINE CRYSTAL ABRASIVE
摘要
申请公布号
CA724111(A)
申请公布日期
1965.12.21
申请号
CAD724111
申请日期
申请人
NORTON COMPANY
发明人
DOUGLAS W. MARSHALL;EDGAR A. PETT
分类号
主分类号
代理机构
代理人
主权项
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