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发明名称
Cellulose esters and process of preparing them
摘要
申请公布号
US2069974(A)
申请公布日期
1937.02.09
申请号
US19300422548
申请日期
1930.01.22
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
SCHULZE FERDINAND
分类号
C08B3/12
主分类号
C08B3/12
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代理人
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