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经营范围
发明名称
Improvements in or relating to cellulose derivative and process of preparation
摘要
申请公布号
GB704567(A)
申请公布日期
1954.02.24
申请号
GB19510021896
申请日期
1951.09.18
申请人
HERCULES POWDER COMPANY
发明人
分类号
C08B11/08;C08B13/00
主分类号
C08B11/08
代理机构
代理人
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