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经营范围
发明名称
Procédé de production d'une poudre utilisable pour la préparation d'un liant hydraulique et poudre obtenue par ce procédé.
摘要
申请公布号
CH284313(A)
申请公布日期
1952.07.31
申请号
CHD284313
申请日期
1949.08.31
申请人
TRIEF,VICTOR
发明人
TRIEF,VICTOR
分类号
A23C9/12;B01D1/18;C04B5/00;C04B7/14;C04B7/147;D06M11/38;D06M13/152
主分类号
A23C9/12
代理机构
代理人
主权项
地址
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