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发明名称
Perfectionnements au traitement de la cellulose et produits en résultant
摘要
申请公布号
FR699888(A)
申请公布日期
1931.02.20
申请号
FRD699888
申请日期
1930.07.31
申请人
发明人
DREYFUS HENRY
分类号
C08B1/02
主分类号
C08B1/02
代理机构
代理人
主权项
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