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发明名称
Improvements in or relating to the production of cellulose ethers
摘要
申请公布号
GB490443(A)
申请公布日期
1938.08.15
申请号
GB19360030586
申请日期
1936.11.09
申请人
E. I. DU PONT DE NEMOURS & CO.
发明人
分类号
C08B11/08
主分类号
C08B11/08
代理机构
代理人
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