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发明名称
NON-FUSED ALUMINUM OXIDE-BASED ABRASIVE MINERAL
摘要
申请公布号
ZA8003883(B)
申请公布日期
1981.07.29
申请号
ZA19800003883
申请日期
1980.06.27
申请人
MINNESOTA MINING & MFG
发明人
SOWMAN H;LEITHEISER M
分类号
C09K3/14;B24D3/00;C01F;C04B35/10
主分类号
C09K3/14
代理机构
代理人
主权项
地址
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