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经营范围
发明名称
Procédé pour la fabrication de matériaux et de briques réfractaires siliciques
摘要
申请公布号
FR1120312(A)
申请公布日期
1956.07.04
申请号
FRD1120312
申请日期
1955.03.04
申请人
DIDIER-WERKE A. G.
发明人
分类号
C04B35/48
主分类号
C04B35/48
代理机构
代理人
主权项
地址
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