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发明名称
Apparatus for producing cellulose acetate
摘要
申请公布号
US1792059(A)
申请公布日期
1931.02.10
申请号
US19290398739
申请日期
1929.10.10
申请人
E. I. DU PONT DE NEMOURS & COMPANY
发明人
ALTWEGG JEAN
分类号
C08B17/02
主分类号
C08B17/02
代理机构
代理人
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