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经营范围
发明名称
PROCEDE DE POLISSAGE DE SURFACES D'ALPHA-ALUMINE AVEC UNE SUSPENSION DE SILICE COLLOIDALE ET NOUVEAUX PRODUITS AINSI OBTENUS,
摘要
申请公布号
BE848061(A1)
申请公布日期
1977.05.05
申请号
BE19760172139
申请日期
1976.11.05
申请人
发明人
H.W. GUTSCHE.
分类号
C01F7/02;C09G1/02;C09K13/04;(IPC1-7):B28D/
主分类号
C01F7/02
代理机构
代理人
主权项
地址
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