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经营范围
发明名称
PRODUCTION DE LA PATE A PAPIER
摘要
申请公布号
BE845055(A1)
申请公布日期
1977.02.10
申请号
BE19760169703
申请日期
1976.08.10
申请人
发明人
分类号
D21C11/12;(IPC1-7):21C/
主分类号
D21C11/12
代理机构
代理人
主权项
地址
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