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经营范围
发明名称
Procédé de production d'éthers cellulosiques
摘要
申请公布号
FR705732(A)
申请公布日期
1931.06.11
申请号
FRD705732
申请日期
1930.10.02
申请人
发明人
LIEBSTER ASRIEL
分类号
C08B1/06;C08B11/00
主分类号
C08B1/06
代理机构
代理人
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