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发明名称
PARTICLE CLASSIFICATION
摘要
申请公布号
ZA9008395(B)
申请公布日期
1991.08.28
申请号
ZA19900008395
申请日期
1990.10.19
申请人
DE BEERS INDUSTRIAL DIAMOND DIVISION (PROPRIETARY) LIMITED
发明人
BARRY JOHN DOWNING;JOHN DAVID SALTER
分类号
B03B
主分类号
B03B
代理机构
代理人
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地址
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