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发明名称
Perfectionnements dans les procédés de traitement des matières contenant des esters cellulosiques
摘要
申请公布号
FR679429(A)
申请公布日期
1930.04.12
申请号
FRD679429
申请日期
1929.07.27
申请人
发明人
DREYFUS CAMILLE
分类号
D01F2/28
主分类号
D01F2/28
代理机构
代理人
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