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发明名称
Improvements in or relating to the manufacture or treatment of materials made of or containing organic derivatives of cellulose
摘要
申请公布号
GB336217(A)
申请公布日期
1930.09.29
申请号
GB19290010081
申请日期
1929.03.28
申请人
HENRY DREYFUS
发明人
分类号
D01F2/28
主分类号
D01F2/28
代理机构
代理人
主权项
地址
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