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经营范围
发明名称
Procédé de préparation de ciments et de mortiers en poudre
摘要
申请公布号
FR682581(A)
申请公布日期
1930.05.30
申请号
FRD682581
申请日期
1929.10.01
申请人
I. G. FARBENINDUSTRIE AKTIENGESELLSCHAFT
发明人
分类号
C04B28/26
主分类号
C04B28/26
代理机构
代理人
主权项
地址
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