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经营范围
发明名称
Preparation of cellulose xanthate solutions
摘要
申请公布号
US2076596(A)
申请公布日期
1937.04.13
申请号
US19350037043
申请日期
1935.08.20
申请人
BROWN COMPANY
发明人
RICHTER GEORGE A.
分类号
D01F2/08
主分类号
D01F2/08
代理机构
代理人
主权项
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