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发明名称
MANUFACTURE OF ABRASIVE PRODUCTS
摘要
申请公布号
AU4081589(A)
申请公布日期
1990.03.08
申请号
AU19890040815
申请日期
1989.08.25
申请人
DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY) LIMITED
发明人
RICHARD PATRICK BURNAND;RAYMOND ALBERT CHAPMAN;TREVOR JOHN MARTELL
分类号
B24D3/00;B24D3/28;B24D18/00;E21B10/56;E21B10/573
主分类号
B24D3/00
代理机构
代理人
主权项
地址
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